Worland, Wyoming has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 31 °F (low) to 60.5 °F (high). Annual precipitation averages 8.2 Inches. Worland is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.9 °F | 30.7 °F | 0.29 in. |
| February | 10.3 °F | 37.1 °F | 0.29 in. |
| March | 22.5 °F | 50.9 °F | 0.46 in. |
| April | 31.5 °F | 59.9 °F | 0.95 in. |
| May | 42.2 °F | 69.7 °F | 1.77 in. |
| June | 50.5 °F | 81.6 °F | 1.02 in. |
| July | 56.5 °F | 90.8 °F | 0.48 in. |
| August | 53.3 °F | 88.8 °F | 0.42 in. |
| September | 43.2 °F | 77.1 °F | 0.91 in. |
| October | 31.5 °F | 61.3 °F | 0.86 in. |
| November | 18.4 °F | 45.0 °F | 0.47 in. |
| December | 7.5 °F | 32.6 °F | 0.23 in. |
| Annual | 31 °F | 60.5 °F | 8.15 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BWk - Cold Desert Climate |