Roosevelt, Utah has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 32.3 °F (low) to 62 °F (high). Annual precipitation averages 7.5 Inches. Roosevelt 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 Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 6.2 °F | 29.6 °F | 0.47 in. |
| February | 14.1 °F | 38.8 °F | 0.4 in. |
| March | 25.1 °F | 53.9 °F | 0.51 in. |
| April | 32.2 °F | 62.9 °F | 0.72 in. |
| May | 41.0 °F | 72.5 °F | 0.88 in. |
| June | 48.6 °F | 83.9 °F | 0.49 in. |
| July | 55.5 °F | 91.1 °F | 0.45 in. |
| August | 53.6 °F | 88.3 °F | 0.68 in. |
| September | 44.9 °F | 79.0 °F | 1.05 in. |
| October | 33.2 °F | 64.0 °F | 0.97 in. |
| November | 22.2 °F | 47.3 °F | 0.38 in. |
| December | 10.6 °F | 32.6 °F | 0.54 in. |
| Annual | 32.3 °F | 62 °F | 7.54 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| 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 5a : -20°F to -15°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |