Norwood, Colorado has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 32.5 °F (low) to 60.5 °F (high). Annual precipitation averages 13.9 Inches. Norwood is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.8 °F | 38.1 °F | 0.81 in. |
| February | 17.9 °F | 42.4 °F | 0.93 in. |
| March | 24.5 °F | 51.3 °F | 0.9 in. |
| April | 29.6 °F | 58.2 °F | 1.02 in. |
| May | 37.7 °F | 68.1 °F | 1.22 in. |
| June | 46.5 °F | 79.6 °F | 0.53 in. |
| July | 52.4 °F | 84.0 °F | 1.09 in. |
| August | 51.9 °F | 81.2 °F | 2.07 in. |
| September | 44.6 °F | 74.3 °F | 1.93 in. |
| October | 33.4 °F | 61.9 °F | 1.1 in. |
| November | 23.2 °F | 49.3 °F | 1.17 in. |
| December | 14.8 °F | 38.0 °F | 1.1 in. |
| Annual | 32.5 °F | 60.5 °F | 13.87 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |