Hanksville, Utah has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 4.5 °C (low) to 21.7 °C (high). Annual precipitation averages 155.2 Millimeters. Hanksville is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.8 °C | 6.3 °C | 12.19 mm |
| February | -4.8 °C | 10.4 °C | 9.91 mm |
| March | -0.3 °C | 16.7 °C | 11.68 mm |
| April | 3.8 °C | 21.3 °C | 12.45 mm |
| May | 9.1 °C | 27.2 °C | 11.68 mm |
| June | 13.9 °C | 33.8 °C | 6.6 mm |
| July | 18.2 °C | 37.1 °C | 12.45 mm |
| August | 16.9 °C | 35.3 °C | 14.99 mm |
| September | 11.2 °C | 30.3 °C | 18.8 mm |
| October | 4.1 °C | 22.3 °C | 21.08 mm |
| November | -2.9 °C | 13.3 °C | 10.92 mm |
| December | -7.7 °C | 6.3 °C | 12.45 mm |
| Annual | 4.5 °C | 21.7 °C | 155.2 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BWk - Cold Desert Climate |