Turnerville, Wyoming has a Subarctic With Cool Summers And Year Around Rainfall climate (Köppen classification: Dfc). Average annual temperatures range from 24.5 °F (low) to 53.2 °F (high). Annual precipitation averages 24.7 Inches. Turnerville is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around Jun. 11 - Jun. 20 through the first frost around Aug. 21 - Aug. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 6.3 °F | 29.2 °F | 2.44 in. |
| February | 8.0 °F | 32.9 °F | 2.1 in. |
| March | 16.1 °F | 41.8 °F | 2.24 in. |
| April | 24.4 °F | 49.5 °F | 2.21 in. |
| May | 32.7 °F | 60.5 °F | 2.92 in. |
| June | 37.7 °F | 70.2 °F | 2.07 in. |
| July | 42.8 °F | 80.1 °F | 1.11 in. |
| August | 41.5 °F | 79.4 °F | 1.34 in. |
| September | 34.3 °F | 70.1 °F | 1.68 in. |
| October | 26.5 °F | 55.3 °F | 2.09 in. |
| November | 16.6 °F | 40.7 °F | 2.02 in. |
| December | 7.4 °F | 29.1 °F | 2.43 in. |
| Annual | 24.5 °F | 53.2 °F | 24.65 in. |
| Average First Frost Date | Aug. 21 - Aug. 31 |
| Average Last Frost Date | Jun. 11 - Jun. 20 |
| 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 |