Smoot, Wyoming has a Subarctic With Cool Summers And Year Around Rainfall climate (Köppen classification: Dfc). Average annual temperatures range from 24.3 °F (low) to 52.6 °F (high). Annual precipitation averages 22 Inches. Smoot is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Aug. 21 - Aug. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 6.4 °F | 28.9 °F | 2.05 in. |
| February | 8.1 °F | 32.2 °F | 1.85 in. |
| March | 15.9 °F | 41.1 °F | 1.92 in. |
| April | 23.9 °F | 49.0 °F | 2.14 in. |
| May | 31.9 °F | 59.4 °F | 2.7 in. |
| June | 37.1 °F | 69.3 °F | 1.81 in. |
| July | 42.6 °F | 79.5 °F | 0.89 in. |
| August | 41.3 °F | 78.9 °F | 1.21 in. |
| September | 34.2 °F | 69.1 °F | 1.65 in. |
| October | 26.2 °F | 54.4 °F | 1.82 in. |
| November | 16.5 °F | 40.0 °F | 1.86 in. |
| December | 7.2 °F | 28.9 °F | 2.12 in. |
| Annual | 24.3 °F | 52.6 °F | 22.02 in. |
| Average First Frost Date | Aug. 21 - Aug. 31 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 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 | Dfc - Subarctic With Cool Summers And Year Around Rainfall |