Colorado 2012 USDA Hardiness Zone Map
View the new 2023 Colorado Hardiness Zone Map
| Zone 3a -40°F to -35°F | Zone 3b -35°F to -30°F | Zone 4a -30°F to -25°F | Zone 4b -25°F to -20°F | Zone 5a -20°F to -15°F |
| Zone 5b -15°F to -10°F | Zone 6a -10°F to -5°F | Zone 6b -5°F to 0°F | Zone 7a 0°F to 5°F | Zone 7b 5°F to 10°F |
Based on the 2012 USDA Hardiness Zone Map, this interactive version covers the state of Colorado which ranges from USDA Zone 3a to USDA Zone 7b.
2012 USDA Hardiness Zone Maps for Neighboring States and Provinces
Related Colorado Maps:
List of 2012 Hardiness Zones for Cities in Colorado
| Location | Hardiness Zone |
|---|---|
| Acres Green | Zone 5b: -15°F to -10°F |
| Agate | Zone 5b: -15°F to -10°F |
| Aguilar | Zone 6a: -10°F to -5°F |
| Air Force Academy | Zone 5b: -15°F to -10°F |
| Akron | Zone 5b: -15°F to -10°F |
| Alamosa | Zone 4b: -25°F to -20°F |
| Alamosa East | Zone 4b: -25°F to -20°F |
| Allenspark | Zone 5a: -20°F to -15°F |
| Alma | Zone 4b: -25°F to -20°F |
| Almont | Zone 4a: -30°F to -25°F |
| Alpine | Zone 5a: -20°F to -15°F |
| Altona | Zone 6a: -10°F to -5°F |
| Amherst | Zone 5b: -15°F to -10°F |
| Antero Junction | Zone 4b: -25°F to -20°F |
| Anton | Zone 5b: -15°F to -10°F |
| Antonito | Zone 5a: -20°F to -15°F |
| Applewood | Zone 6a: -10°F to -5°F |
| Arapahoe | Zone 6a: -10°F to -5°F |
| Arboles | Zone 6a: -10°F to -5°F |
| Aristocrat Ranchettes | Zone 5b: -15°F to -10°F |
| Arlington | Zone 5b: -15°F to -10°F |
| Arriba | Zone 5a: -20°F to -15°F |
| Arvada | Zone 6a: -10°F to -5°F |
| Aspen | Zone 5b: -15°F to -10°F |
| Aspen Park | Zone 5b: -15°F to -10°F |
| Atwood | Zone 5a: -20°F to -15°F |
| Ault | Zone 5a: -20°F to -15°F |
| Aurora | Zone 5b: -15°F to -10°F |
| Austin | Zone 6b: -5°F to 0°F |
| Avon | Zone 4b: -25°F to -20°F |
| Avondale | Zone 5b: -15°F to -10°F |
| Axial | Zone 5a: -20°F to -15°F |
| Bailey | Zone 5a: -20°F to -15°F |
| Bark Ranch | Zone 5a: -20°F to -15°F |
| Basalt | Zone 5b: -15°F to -10°F |
| Battlement Mesa | Zone 6a: -10°F to -5°F |
| Bayfield | Zone 5b: -15°F to -10°F |
| Beaver Creek | Zone 5a: -20°F to -15°F |
| Bedrock | Zone 6b: -5°F to 0°F |
| Bellvue | Zone 5b: -15°F to -10°F |
| Bennett | Zone 5b: -15°F to -10°F |
| Berkley | Zone 5b: -15°F to -10°F |
| Berthoud | Zone 5b: -15°F to -10°F |
| Bethune | Zone 5b: -15°F to -10°F |
| Beulah | Zone 5b: -15°F to -10°F |
| Beulah Valley | Zone 5b: -15°F to -10°F |
| Black Forest | Zone 5b: -15°F to -10°F |
| Black Hawk | Zone 5a: -20°F to -15°F |
| Blanca | Zone 5a: -20°F to -15°F |
| Blende | Zone 5b: -15°F to -10°F |
| Blue River | Zone 4b: -25°F to -20°F |
| Bonanza | Zone 5b: -15°F to -10°F |
| Boncarbo | Zone 6a: -10°F to -5°F |
| Bond | Zone 4b: -25°F to -20°F |
| Boone | Zone 5b: -15°F to -10°F |
| Boulder | Zone 6a: -10°F to -5°F |
| Bow Mar | Zone 5b: -15°F to -10°F |
| Boyero | Zone 5b: -15°F to -10°F |
| Brandon | Zone 5b: -15°F to -10°F |
| Branson | Zone 6a: -10°F to -5°F |
| Breckenridge | Zone 4b: -25°F to -20°F |
| Breckenridge Ski Area | Zone 4b: -25°F to -20°F |
| Briggsdale | Zone 5a: -20°F to -15°F |
| Brighton | Zone 5b: -15°F to -10°F |
| Brookside | Zone 6a: -10°F to -5°F |
| Broomfield | Zone 6a: -10°F to -5°F |
| Brush | Zone 5a: -20°F to -15°F |
| Buena Vista | Zone 5b: -15°F to -10°F |
| Buffalo Creek | Zone 5a: -20°F to -15°F |
| Burlington | Zone 6a: -10°F to -5°F |
| Burns | Zone 5a: -20°F to -15°F |
| Byers | Zone 5a: -20°F to -15°F |
| Cahone | Zone 6a: -10°F to -5°F |
| Calhan | Zone 5b: -15°F to -10°F |
| Campion | Zone 5b: -15°F to -10°F |
| Campo | Zone 6a: -10°F to -5°F |
| Canon City | Zone 6a: -10°F to -5°F |
| Capulin | Zone 5a: -20°F to -15°F |
| Carbondale | Zone 5b: -15°F to -10°F |
| Carr | Zone 5a: -20°F to -15°F |
| Carriage Club | Zone 5b: -15°F to -10°F |
| Cascade | Zone 5b: -15°F to -10°F |
| Cascade-Chipita Park | Zone 5b: -15°F to -10°F |
| Castle Pines | Zone 5b: -15°F to -10°F |
| Castle Pines North | Zone 5b: -15°F to -10°F |
| Castle Rock | Zone 5b: -15°F to -10°F |
| Castlewood | Zone 5b: -15°F to -10°F |
| Cathedral | Zone 4b: -25°F to -20°F |
| Catherine | Zone 5b: -15°F to -10°F |
| Cattle Creek | Zone 6a: -10°F to -5°F |
| Cedaredge | Zone 6b: -5°F to 0°F |
| Cedarwood | Zone 6a: -10°F to -5°F |
| Centennial | Zone 5b: -15°F to -10°F |
| Center | Zone 4b: -25°F to -20°F |
| Central City | Zone 5b: -15°F to -10°F |
| Centro | Zone 5a: -20°F to -15°F |
| Chacra | Zone 6a: -10°F to -5°F |
| Chama | Zone 5a: -20°F to -15°F |
| Cheraw | Zone 5b: -15°F to -10°F |
| Cherry Hills Village | Zone 5b: -15°F to -10°F |
| Cheyenne Wells | Zone 6a: -10°F to -5°F |
| Chimney Rock | Zone 5b: -15°F to -10°F |
| Chivington | Zone 5b: -15°F to -10°F |
| Chromo | Zone 5a: -20°F to -15°F |
| Cimarron | Zone 4b: -25°F to -20°F |
| Cimarron Hills | Zone 6a: -10°F to -5°F |
| Clark | Zone 5a: -20°F to -15°F |
| Clifton | Zone 7a: 0°F to 5°F |
| Climax | Zone 4b: -25°F to -20°F |
| Coal Creek | Zone 6a: -10°F to -5°F |
| Coaldale | Zone 5b: -15°F to -10°F |
| Coalmont | Zone 4b: -25°F to -20°F |
| Cokedale | Zone 5b: -15°F to -10°F |
| Collbran | Zone 5b: -15°F to -10°F |
| Colona | Zone 6a: -10°F to -5°F |
| Colorado City | Zone 6a: -10°F to -5°F |
| Colorado Springs | Zone 5b: -15°F to -10°F |
| Columbine | Zone 5b: -15°F to -10°F |
| Columbine Valley | Zone 5b: -15°F to -10°F |
| Commerce City | Zone 5b: -15°F to -10°F |
| Como | Zone 4b: -25°F to -20°F |
| Conejos | Zone 5a: -20°F to -15°F |
| Conifer | Zone 5b: -15°F to -10°F |
| Cope | Zone 5b: -15°F to -10°F |
| Copper Mountain | Zone 4b: -25°F to -20°F |
| Copper Mountain Resort | Zone 5a: -20°F to -15°F |
| Cortez | Zone 6a: -10°F to -5°F |
| Cory | Zone 6b: -5°F to 0°F |
| Cotopaxi | Zone 5b: -15°F to -10°F |
| Cottonwood | Zone 5b: -15°F to -10°F |
| Cowdrey | Zone 4a: -30°F to -25°F |
| Craig | Zone 4b: -25°F to -20°F |
| Crawford | Zone 6a: -10°F to -5°F |
| Creede | Zone 5a: -20°F to -15°F |
| Crested Butte | Zone 3b: -35°F to -30°F |
| Crested Butte Mountain Resort | Zone 5a: -20°F to -15°F |
| Crestone | Zone 5b: -15°F to -10°F |
| Cripple Creek | Zone 5a: -20°F to -15°F |
| Crisman | Zone 6a: -10°F to -5°F |
| Crook | Zone 5a: -20°F to -15°F |
| Crowley | Zone 5b: -15°F to -10°F |
| Cuchara | Zone 5b: -15°F to -10°F |
| Dacono | Zone 5b: -15°F to -10°F |
| De Beque | Zone 6b: -5°F to 0°F |
| Deckers | Zone 5a: -20°F to -15°F |
| Deer Trail | Zone 5a: -20°F to -15°F |
| Del Norte | Zone 5b: -15°F to -10°F |
| Delhi | Zone 6a: -10°F to -5°F |
| Delta | Zone 6b: -5°F to 0°F |
| Denver | Zone 5b: -15°F to -10°F |
| Denver Centennial Arpt | Zone 5b: -15°F to -10°F |
| Denver International Airport | Zone 5b: -15°F to -10°F |
| Derby | Zone 5b: -15°F to -10°F |
| Dillon | Zone 4b: -25°F to -20°F |
| Dinosaur | Zone 6a: -10°F to -5°F |
| Divide | Zone 5a: -20°F to -15°F |
| Dolores | Zone 6a: -10°F to -5°F |
| Dotsero | Zone 5b: -15°F to -10°F |
| Dove Creek | Zone 5b: -15°F to -10°F |
| Dove Valley | Zone 5b: -15°F to -10°F |
| Downieville-Lawson-Dumont | Zone 5a: -20°F to -15°F |
| Doyleville | Zone 4b: -25°F to -20°F |
| Drake | Zone 5b: -15°F to -10°F |
| Dumont | Zone 5a: -20°F to -15°F |
| Dupont | Zone 5b: -15°F to -10°F |
| Durango | Zone 6a: -10°F to -5°F |
| Eads | Zone 6a: -10°F to -5°F |
| Eagle | Zone 5a: -20°F to -15°F |
| East Pleasant View | Zone 6a: -10°F to -5°F |
| Eastlake | Zone 5b: -15°F to -10°F |
| Eaton | Zone 5b: -15°F to -10°F |
| Eckert | Zone 6b: -5°F to 0°F |
| Eckley | Zone 5b: -15°F to -10°F |
| Edgewater | Zone 6a: -10°F to -5°F |
| Edler | Zone 6a: -10°F to -5°F |
| Edwards | Zone 4b: -25°F to -20°F |
| Egnar | Zone 6a: -10°F to -5°F |
| El Jebel | Zone 5b: -15°F to -10°F |
| El Moro | Zone 6a: -10°F to -5°F |
| Elbert | Zone 5a: -20°F to -15°F |
| Eldora | Zone 5a: -20°F to -15°F |
| Eldorado Springs | Zone 6a: -10°F to -5°F |
| Elizabeth | Zone 5b: -15°F to -10°F |
| Elk Springs | Zone 5b: -15°F to -10°F |
| Elkdale | Zone 5a: -20°F to -15°F |
| Ellicott | Zone 5b: -15°F to -10°F |
| Empire | Zone 5a: -20°F to -15°F |
| Englewood | Zone 5b: -15°F to -10°F |
| Erie | Zone 5b: -15°F to -10°F |
| Estes Park | Zone 5a: -20°F to -15°F |
| Evans | Zone 5b: -15°F to -10°F |
| Evergreen | Zone 5a: -20°F to -15°F |
| Fairplay | Zone 4b: -25°F to -20°F |
| Federal Heights | Zone 6a: -10°F to -5°F |
| Firestone | Zone 5b: -15°F to -10°F |
| Firstview | Zone 5b: -15°F to -10°F |
| Flagler | Zone 5b: -15°F to -10°F |
| Fleming | Zone 5b: -15°F to -10°F |
| Florence | Zone 6a: -10°F to -5°F |
| Florissant | Zone 4a: -30°F to -25°F |
| Fort Carson | Zone 6a: -10°F to -5°F |
| Fort Collins | Zone 5b: -15°F to -10°F |
| Fort Garland | Zone 5a: -20°F to -15°F |
| Fort Lupton | Zone 5b: -15°F to -10°F |
| Fort Lyon | Zone 6a: -10°F to -5°F |
| Fort Morgan | Zone 5a: -20°F to -15°F |
| Fountain | Zone 6a: -10°F to -5°F |
| Fowler | Zone 5b: -15°F to -10°F |
| Foxfield | Zone 5b: -15°F to -10°F |
| Franktown | Zone 5b: -15°F to -10°F |
| Fraser | Zone 4a: -30°F to -25°F |
| Frederick | Zone 5b: -15°F to -10°F |
| Frisco | Zone 4b: -25°F to -20°F |
| Fruita | Zone 6b: -5°F to 0°F |
| Fruitvale | Zone 7a: 0°F to 5°F |
| Ft. Morgan | Zone 5a: -20°F to -15°F |
| Fulford | Zone 5a: -20°F to -15°F |
| Galeton | Zone 5a: -20°F to -15°F |
| Garcia | Zone 5a: -20°F to -15°F |
| Garden City | Zone 5b: -15°F to -10°F |
| Gardner | Zone 5b: -15°F to -10°F |
| Garfield | Zone 5b: -15°F to -10°F |
| Garo | Zone 4a: -30°F to -25°F |
| Gateway | Zone 6b: -5°F to 0°F |
| Genesee | Zone 5b: -15°F to -10°F |
| Genoa | Zone 5b: -15°F to -10°F |
| Georgetown | Zone 5a: -20°F to -15°F |
| Gerrard | Zone 5a: -20°F to -15°F |
| Gilcrest | Zone 5b: -15°F to -10°F |
| Gill | Zone 5a: -20°F to -15°F |
| Glade Park | Zone 6b: -5°F to 0°F |
| Gleenwood Springs | Zone 6a: -10°F to -5°F |
| Glen Haven | Zone 5a: -20°F to -15°F |
| Glendale | Zone 5b: -15°F to -10°F |
| Glendevey | Zone 4b: -25°F to -20°F |
| Gleneagle | Zone 5b: -15°F to -10°F |
| Glenwood Springs | Zone 6a: -10°F to -5°F |
| Gold Hill | Zone 5b: -15°F to -10°F |
| Golden | Zone 5b: -15°F to -10°F |
| Goldfield | Zone 5a: -20°F to -15°F |
| Granada | Zone 6a: -10°F to -5°F |
| Granby | Zone 4a: -30°F to -25°F |
| Grand Junction | Zone 7a: 0°F to 5°F |
| Grand Lake | Zone 4b: -25°F to -20°F |
| Granite | Zone 4b: -25°F to -20°F |
| Grant | Zone 5a: -20°F to -15°F |
| Great Divide | Zone 5b: -15°F to -10°F |
| Greeley | Zone 5b: -15°F to -10°F |
| Green Mountain Falls | Zone 5a: -20°F to -15°F |
| Greenwood Village | Zone 5b: -15°F to -10°F |
| Greystone | Zone 6a: -10°F to -5°F |
| Grover | Zone 5a: -20°F to -15°F |
| Guffey | Zone 5a: -20°F to -15°F |
| Gulnare | Zone 6a: -10°F to -5°F |
| Gunbarrel | Zone 5b: -15°F to -10°F |
| Gunnison | Zone 4a: -30°F to -25°F |
| Gypsum | Zone 5a: -20°F to -15°F |
| Hamilton | Zone 4b: -25°F to -20°F |
| Hartman | Zone 6a: -10°F to -5°F |
| Hartsel | Zone 3b: -35°F to -30°F |
| Hasty | Zone 6a: -10°F to -5°F |
| Haswell | Zone 5b: -15°F to -10°F |
| Haxtun | Zone 5b: -15°F to -10°F |
| Hayden | Zone 4b: -25°F to -20°F |
| Heeney | Zone 4b: -25°F to -20°F |
| Henderson | Zone 5b: -15°F to -10°F |
| Hereford | Zone 5a: -20°F to -15°F |
| Heritage Hills | Zone 5b: -15°F to -10°F |
| Hesperus | Zone 5b: -15°F to -10°F |
| Hidden Lake | Zone 5b: -15°F to -10°F |
| Highlands Ranch | Zone 5b: -15°F to -10°F |
| Hillrose | Zone 5a: -20°F to -15°F |
| Hillside | Zone 5b: -15°F to -10°F |
| Hoehne | Zone 6a: -10°F to -5°F |
| Holly | Zone 5b: -15°F to -10°F |
| Holyoke | Zone 5b: -15°F to -10°F |
| Homelake | Zone 5a: -20°F to -15°F |
| Hooper | Zone 5a: -20°F to -15°F |
| Hot Sulphur Springs | Zone 4a: -30°F to -25°F |
| Hotchkiss | Zone 6b: -5°F to 0°F |
| Howard | Zone 5b: -15°F to -10°F |
| Hudson | Zone 5b: -15°F to -10°F |
| Hugo | Zone 5a: -20°F to -15°F |
| Hygiene | Zone 5b: -15°F to -10°F |
| Idaho Springs | Zone 5b: -15°F to -10°F |
| Idalia | Zone 5b: -15°F to -10°F |
| Idledale | Zone 5b: -15°F to -10°F |
| Ignacio | Zone 6a: -10°F to -5°F |
| Iliff | Zone 5a: -20°F to -15°F |
| Indian Hills | Zone 5a: -20°F to -15°F |
| Jamestown | Zone 5b: -15°F to -10°F |
| Jansen | Zone 6a: -10°F to -5°F |
| Jaroso | Zone 5a: -20°F to -15°F |
| Jefferson | Zone 4b: -25°F to -20°F |
| Joes | Zone 5b: -15°F to -10°F |
| Johnson Village | Zone 5b: -15°F to -10°F |
| Johnstown | Zone 5b: -15°F to -10°F |
| Julesburg | Zone 5b: -15°F to -10°F |
| Karval | Zone 5b: -15°F to -10°F |
| Keenesburg | Zone 5a: -20°F to -15°F |
| Ken Caryl | Zone 5b: -15°F to -10°F |
| Keota | Zone 5a: -20°F to -15°F |
| Kersey | Zone 5a: -20°F to -15°F |
| Keystone | Zone 4b: -25°F to -20°F |
| Keystone Resort | Zone 4b: -25°F to -20°F |
| Kim | Zone 6a: -10°F to -5°F |
| Kings Canyon | Zone 4b: -25°F to -20°F |
| Kiowa | Zone 5b: -15°F to -10°F |
| Kirk | Zone 5b: -15°F to -10°F |
| Kit Carson | Zone 5b: -15°F to -10°F |
| Kittredge | Zone 5a: -20°F to -15°F |
| Kornman | Zone 6a: -10°F to -5°F |
| Kremmling | Zone 4a: -30°F to -25°F |
| Kutch | Zone 5b: -15°F to -10°F |
| La Garita | Zone 5a: -20°F to -15°F |
| La Jara | Zone 5a: -20°F to -15°F |
| La Junta | Zone 5b: -15°F to -10°F |
| La Junta Gardens | Zone 5b: -15°F to -10°F |
| La Salle | Zone 5b: -15°F to -10°F |
| La Veta | Zone 5b: -15°F to -10°F |
| Lafayette | Zone 5b: -15°F to -10°F |
| Laird | Zone 5b: -15°F to -10°F |
| Lake City | Zone 4b: -25°F to -20°F |
| Lake George | Zone 4b: -25°F to -20°F |
| Lakeside | Zone 6a: -10°F to -5°F |
| Lakewood | Zone 5b: -15°F to -10°F |
| Lamar | Zone 6a: -10°F to -5°F |
| Laporte | Zone 5b: -15°F to -10°F |
| Larkspur | Zone 5b: -15°F to -10°F |
| Las Animas | Zone 6a: -10°F to -5°F |
| Lasalle | Zone 5b: -15°F to -10°F |
| Last Chance | Zone 5b: -15°F to -10°F |
| Lay | Zone 4b: -25°F to -20°F |
| Lazear | Zone 6b: -5°F to 0°F |
| Lazy Acres | Zone 6a: -10°F to -5°F |
| Leadville | Zone 4b: -25°F to -20°F |
| Leadville North | Zone 4b: -25°F to -20°F |
| Lewis | Zone 6a: -10°F to -5°F |
| Leyner | Zone 5b: -15°F to -10°F |
| Limon | Zone 5b: -15°F to -10°F |
| Lincoln Park | Zone 6a: -10°F to -5°F |
| Lindon | Zone 5b: -15°F to -10°F |
| Littleton | Zone 5b: -15°F to -10°F |
| Livermore | Zone 5a: -20°F to -15°F |
| Lochbuie | Zone 5b: -15°F to -10°F |
| Log Lane Village | Zone 5a: -20°F to -15°F |
| Loghill Village | Zone 6a: -10°F to -5°F |
| Loma | Zone 6b: -5°F to 0°F |
| Lone Tree | Zone 5b: -15°F to -10°F |
| Longmont | Zone 5b: -15°F to -10°F |
| Louisville | Zone 5b: -15°F to -10°F |
| Louviers | Zone 5b: -15°F to -10°F |
| Loveland | Zone 5b: -15°F to -10°F |
| Lucerne | Zone 5b: -15°F to -10°F |
| Lycan | Zone 6a: -10°F to -5°F |
| Lynn | Zone 6a: -10°F to -5°F |
| Lyons | Zone 5b: -15°F to -10°F |
| Mack | Zone 6b: -5°F to 0°F |
| Maher | Zone 6a: -10°F to -5°F |
| Manassa | Zone 5a: -20°F to -15°F |
| Mancos | Zone 6a: -10°F to -5°F |
| Manitou Springs | Zone 5b: -15°F to -10°F |
| Manzanola | Zone 5b: -15°F to -10°F |
| Marble | Zone 5b: -15°F to -10°F |
| Marvel | Zone 6a: -10°F to -5°F |
| Masonville | Zone 5b: -15°F to -10°F |
| Massadona | Zone 5a: -20°F to -15°F |
| Masters | Zone 5a: -20°F to -15°F |
| Matheson | Zone 5b: -15°F to -10°F |
| Maybell | Zone 4a: -30°F to -25°F |
| Maysville | Zone 5b: -15°F to -10°F |
| McClave | Zone 6a: -10°F to -5°F |
| McCoy | Zone 4b: -25°F to -20°F |
| Mead | Zone 5b: -15°F to -10°F |
| Meeker | Zone 5a: -20°F to -15°F |
| Meredith | Zone 5a: -20°F to -15°F |
| Meridian | Zone 5b: -15°F to -10°F |
| Merino | Zone 5a: -20°F to -15°F |
| Mesa | Zone 6a: -10°F to -5°F |
| Mesa Verde Natl Park | Zone 6b: -5°F to 0°F |
| Mesita | Zone 5a: -20°F to -15°F |
| Midland | Zone 4b: -25°F to -20°F |
| Milliken | Zone 5b: -15°F to -10°F |
| Mineral Hot Springs | Zone 5a: -20°F to -15°F |
| Minturn | Zone 4b: -25°F to -20°F |
| Model | Zone 6a: -10°F to -5°F |
| Moffat | Zone 5a: -20°F to -15°F |
| Mogote | Zone 5a: -20°F to -15°F |
| Molina | Zone 6a: -10°F to -5°F |
| Monarch | Zone 5b: -15°F to -10°F |
| Monarch Ski And Snowboard Area | Zone 4b: -25°F to -20°F |
| Monte Vista | Zone 5a: -20°F to -15°F |
| Montezuma | Zone 5a: -20°F to -15°F |
| Montrose | Zone 6b: -5°F to 0°F |
| Monument | Zone 5b: -15°F to -10°F |
| Morrison | Zone 5b: -15°F to -10°F |
| Mosca | Zone 5a: -20°F to -15°F |
| Mount Crested Butte | Zone 5a: -20°F to -15°F |
| Mountain Meadows | Zone 5b: -15°F to -10°F |
| Mountain View | Zone 6a: -10°F to -5°F |
| Mountain Village | Zone 5a: -20°F to -15°F |
| Nathrop | Zone 5b: -15°F to -10°F |
| Naturita | Zone 6b: -5°F to 0°F |
| Nederland | Zone 5a: -20°F to -15°F |
| New Castle | Zone 6a: -10°F to -5°F |
| New Raymer | Zone 5a: -20°F to -15°F |
| Niwot | Zone 5b: -15°F to -10°F |
| Norrie | Zone 4b: -25°F to -20°F |
| North La Junta | Zone 5b: -15°F to -10°F |
| North Washington | Zone 5b: -15°F to -10°F |
| Northglenn | Zone 6a: -10°F to -5°F |
| Norwood | Zone 5b: -15°F to -10°F |
| Nucla | Zone 6b: -5°F to 0°F |
| Nunn | Zone 5a: -20°F to -15°F |
| Oak Creek | Zone 4b: -25°F to -20°F |
| Ohio City | Zone 4a: -30°F to -25°F |
| Olathe | Zone 6b: -5°F to 0°F |
| Olney Springs | Zone 5b: -15°F to -10°F |
| Ophir | Zone 5a: -20°F to -15°F |
| Orchard | Zone 5a: -20°F to -15°F |
| Orchard City | Zone 6b: -5°F to 0°F |
| Orchard Mesa | Zone 7a: 0°F to 5°F |
| Ordway | Zone 5b: -15°F to -10°F |
| Otis | Zone 5b: -15°F to -10°F |
| Ouray | Zone 6a: -10°F to -5°F |
| Ovid | Zone 5b: -15°F to -10°F |
| Owl Canyon | Zone 5a: -20°F to -15°F |
| Padroni | Zone 5a: -20°F to -15°F |
| Pagosa Springs | Zone 5a: -20°F to -15°F |
| Palisade | Zone 7a: 0°F to 5°F |
| Palmer Lake | Zone 5b: -15°F to -10°F |
| Paoli | Zone 5b: -15°F to -10°F |
| Paonia | Zone 6a: -10°F to -5°F |
| Parachute | Zone 6b: -5°F to 0°F |
| Paradox | Zone 6b: -5°F to 0°F |
| Parker | Zone 5b: -15°F to -10°F |
| Parlin | Zone 4b: -25°F to -20°F |
| Parshall | Zone 4a: -30°F to -25°F |
| Peetz | Zone 5a: -20°F to -15°F |
| Penrose | Zone 6a: -10°F to -5°F |
| Peoria | Zone 5a: -20°F to -15°F |
| Perry Park | Zone 5b: -15°F to -10°F |
| Peyton | Zone 5b: -15°F to -10°F |
| Phippsburg | Zone 4b: -25°F to -20°F |
| Pierce | Zone 5a: -20°F to -15°F |
| Pine | Zone 5a: -20°F to -15°F |
| Pine Brook Hill | Zone 6a: -10°F to -5°F |
| Pinecliffe | Zone 5b: -15°F to -10°F |
| Pinneo | Zone 5b: -15°F to -10°F |
| Pitkin | Zone 3b: -35°F to -30°F |
| Placerville | Zone 5b: -15°F to -10°F |
| Platoro | Zone 4b: -25°F to -20°F |
| Platteville | Zone 5a: -20°F to -15°F |
| Pleasant View | Zone 6a: -10°F to -5°F |
| Poncha Springs | Zone 5b: -15°F to -10°F |
| Ponderosa Park | Zone 5b: -15°F to -10°F |
| Portland | Zone 5a: -20°F to -15°F |
| Powderhorn | Zone 4b: -25°F to -20°F |
| Price Creek | Zone 5a: -20°F to -15°F |
| Pritchett | Zone 6a: -10°F to -5°F |
| Prospect Heights | Zone 6a: -10°F to -5°F |
| Prospect Valley | Zone 5a: -20°F to -15°F |
| Pueblo | Zone 5b: -15°F to -10°F |
| Pueblo West | Zone 6a: -10°F to -5°F |
| Purgatory Resort | Zone 5b: -15°F to -10°F |
| Rabbit Ears Pass | Zone 5a: -20°F to -15°F |
| Ramah | Zone 5b: -15°F to -10°F |
| Rand | Zone 4b: -25°F to -20°F |
| Rangely | Zone 5a: -20°F to -15°F |
| Raymer | Zone 5a: -20°F to -15°F |
| Red Cliff | Zone 4b: -25°F to -20°F |
| Red Feather Lakes | Zone 5a: -20°F to -15°F |
| Red Wing | Zone 5b: -15°F to -10°F |
| Redlands | Zone 6b: -5°F to 0°F |
| Redstone | Zone 5a: -20°F to -15°F |
| Redvale | Zone 6a: -10°F to -5°F |
| Rico | Zone 5a: -20°F to -15°F |
| Ridgway | Zone 5a: -20°F to -15°F |
| Rifle | Zone 5b: -15°F to -10°F |
| Rock Creek Park | Zone 6a: -10°F to -5°F |
| Rockvale | Zone 6a: -10°F to -5°F |
| Rocky Ford | Zone 5b: -15°F to -10°F |
| Rocky Mountain Natl Park | Zone 4b: -25°F to -20°F |
| Roggen | Zone 5a: -20°F to -15°F |
| Rollinsville | Zone 5a: -20°F to -15°F |
| Romeo | Zone 5a: -20°F to -15°F |
| Roxborough Park | Zone 5b: -15°F to -10°F |
| Rush | Zone 5b: -15°F to -10°F |
| Rustic | Zone 5a: -20°F to -15°F |
| Ruxton | Zone 6a: -10°F to -5°F |
| Rye | Zone 5b: -15°F to -10°F |
| Saguache | Zone 5a: -20°F to -15°F |
| Saint Ann Highlands | Zone 5b: -15°F to -10°F |
| Saint Malo | Zone 5a: -20°F to -15°F |
| Saint Marys | Zone 5a: -20°F to -15°F |
| Salida | Zone 5b: -15°F to -10°F |
| Salt Creek | Zone 5b: -15°F to -10°F |
| San Acacio | Zone 5a: -20°F to -15°F |
| San Isabel | Zone 5b: -15°F to -10°F |
| San Luis | Zone 5a: -20°F to -15°F |
| San Pablo | Zone 5a: -20°F to -15°F |
| Sanford | Zone 5a: -20°F to -15°F |
| Sargents | Zone 4b: -25°F to -20°F |
| Sawpit | Zone 5b: -15°F to -10°F |
| Security-Widefield | Zone 6a: -10°F to -5°F |
| Sedalia | Zone 5b: -15°F to -10°F |
| Sedgwick | Zone 5b: -15°F to -10°F |
| Segundo | Zone 5b: -15°F to -10°F |
| Seibert | Zone 5b: -15°F to -10°F |
| Sequndo | Zone 5b: -15°F to -10°F |
| Seven Hills | Zone 6a: -10°F to -5°F |
| Severance | Zone 5b: -15°F to -10°F |
| Shawnee | Zone 5a: -20°F to -15°F |
| Sheridan | Zone 5b: -15°F to -10°F |
| Sheridan Lake | Zone 5b: -15°F to -10°F |
| Sherrelwood | Zone 5b: -15°F to -10°F |
| Silt | Zone 6a: -10°F to -5°F |
| Silver Cliff | Zone 5a: -20°F to -15°F |
| Silver Plume | Zone 5b: -15°F to -10°F |
| Silverthorne | Zone 4b: -25°F to -20°F |
| Silverton | Zone 4b: -25°F to -20°F |
| Simla | Zone 5b: -15°F to -10°F |
| Slater | Zone 5b: -15°F to -10°F |
| Smeltertown | Zone 5b: -15°F to -10°F |
| Snowmass | Zone 5b: -15°F to -10°F |
| Snowmass Ski Area | Zone 5b: -15°F to -10°F |
| Snowmass Village | Zone 5b: -15°F to -10°F |
| Snyder | Zone 5a: -20°F to -15°F |
| Somerset | Zone 6a: -10°F to -5°F |
| South Fork | Zone 5a: -20°F to -15°F |
| Southglenn | Zone 5b: -15°F to -10°F |
| Springfield | Zone 6a: -10°F to -5°F |
| Starkville | Zone 6a: -10°F to -5°F |
| Steamboat Ski And Resort Area | Zone 4a: -30°F to -25°F |
| Steamboat Springs | Zone 4a: -30°F to -25°F |
| Sterling | Zone 5a: -20°F to -15°F |
| Stone City | Zone 6a: -10°F to -5°F |
| Stonegate | Zone 5b: -15°F to -10°F |
| Stoneham | Zone 5a: -20°F to -15°F |
| Stonewall Gap | Zone 5b: -15°F to -10°F |
| Strasburg | Zone 5b: -15°F to -10°F |
| Stratmoor | Zone 6a: -10°F to -5°F |
| Stratton | Zone 5b: -15°F to -10°F |
| Sugar City | Zone 5b: -15°F to -10°F |
| Sugarloaf | Zone 5b: -15°F to -10°F |
| Sunbeam | Zone 4a: -30°F to -25°F |
| Sunlight | Zone 5b: -15°F to -10°F |
| Sunshine | Zone 5b: -15°F to -10°F |
| Superior | Zone 6a: -10°F to -5°F |
| Swallows | Zone 6a: -10°F to -5°F |
| Swink | Zone 5b: -15°F to -10°F |
| Tabernash | Zone 4a: -30°F to -25°F |
| Tall Timber | Zone 6a: -10°F to -5°F |
| Tarryall | Zone 4b: -25°F to -20°F |
| Telluride | Zone 5a: -20°F to -15°F |
| Telluride Ski And Golf | Zone 5a: -20°F to -15°F |
| Texas Creek | Zone 5b: -15°F to -10°F |
| The Pinery | Zone 5b: -15°F to -10°F |
| Thornton | Zone 5b: -15°F to -10°F |
| Timnath | Zone 5b: -15°F to -10°F |
| Timpas | Zone 5b: -15°F to -10°F |
| Tobe | Zone 6a: -10°F to -5°F |
| Todd Creek | Zone 5b: -15°F to -10°F |
| Toponas | Zone 4b: -25°F to -20°F |
| Torres | Zone 5b: -15°F to -10°F |
| Towaoc | Zone 6b: -5°F to 0°F |
| Towner | Zone 6a: -10°F to -5°F |
| Trimble | Zone 6a: -10°F to -5°F |
| Trinchera | Zone 6a: -10°F to -5°F |
| Trinidad | Zone 6a: -10°F to -5°F |
| Twin Lakes | Zone 4b: -25°F to -20°F |
| Two Buttes | Zone 6a: -10°F to -5°F |
| USAF Academy | Zone 5b: -15°F to -10°F |
| Vail | Zone 4b: -25°F to -20°F |
| Vail Mountain Resort | Zone 5a: -20°F to -15°F |
| Valdez | Zone 6a: -10°F to -5°F |
| Valmont | Zone 5b: -15°F to -10°F |
| Vernon | Zone 5b: -15°F to -10°F |
| Victor | Zone 5a: -20°F to -15°F |
| Vilas | Zone 6a: -10°F to -5°F |
| Villa Grove | Zone 5a: -20°F to -15°F |
| Vineland | Zone 5b: -15°F to -10°F |
| Vona | Zone 5b: -15°F to -10°F |
| Wagon Wheel Gap | Zone 5a: -20°F to -15°F |
| Walden | Zone 4a: -30°F to -25°F |
| Walsenburg | Zone 6a: -10°F to -5°F |
| Walsh | Zone 6a: -10°F to -5°F |
| Ward | Zone 5a: -20°F to -15°F |
| Watkins | Zone 5b: -15°F to -10°F |
| Welby | Zone 5b: -15°F to -10°F |
| Weldona | Zone 5a: -20°F to -15°F |
| Wellington | Zone 5b: -15°F to -10°F |
| West Pleasant View | Zone 5b: -15°F to -10°F |
| Westcliffe | Zone 5a: -20°F to -15°F |
| Westcreek | Zone 5b: -15°F to -10°F |
| Westminster | Zone 6a: -10°F to -5°F |
| Westminster East | Zone 5b: -15°F to -10°F |
| Weston | Zone 5b: -15°F to -10°F |
| Wetmore | Zone 6a: -10°F to -5°F |
| Wheat Ridge | Zone 6a: -10°F to -5°F |
| Whitewater | Zone 7a: 0°F to 5°F |
| Wiggins | Zone 5a: -20°F to -15°F |
| Wild Horse | Zone 5b: -15°F to -10°F |
| Wiley | Zone 6a: -10°F to -5°F |
| Wilkerson Pass | Zone 5b: -15°F to -10°F |
| Williamsburg | Zone 6a: -10°F to -5°F |
| Windsor | Zone 5b: -15°F to -10°F |
| Winter Park | Zone 4b: -25°F to -20°F |
| Winter Park Resort | Zone 5b: -15°F to -10°F |
| Wolcott | Zone 5a: -20°F to -15°F |
| Wolf Creek Ski Area | Zone 5a: -20°F to -15°F |
| Woodland Park | Zone 5a: -20°F to -15°F |
| Woodmoor | Zone 5b: -15°F to -10°F |
| Woodrow | Zone 5b: -15°F to -10°F |
| Woody Creek | Zone 5b: -15°F to -10°F |
| Wray | Zone 5b: -15°F to -10°F |
| Yampa | Zone 4b: -25°F to -20°F |
| Yellow Jacket | Zone 6a: -10°F to -5°F |
| Yoder | Zone 5b: -15°F to -10°F |
| Yuma | Zone 5b: -15°F to -10°F |