Cedar City, Utah has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 36.4 °F (low) to 63.9 °F (high). Annual precipitation averages 12.2 Inches. Cedar City is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.7 °F | 42.2 °F | 0.86 in. |
| February | 22.0 °F | 45.9 °F | 1.1 in. |
| March | 27.7 °F | 54.2 °F | 1.51 in. |
| April | 32.8 °F | 60.5 °F | 1.04 in. |
| May | 41.0 °F | 70.2 °F | 0.9 in. |
| June | 50.6 °F | 81.9 °F | 0.43 in. |
| July | 58.3 °F | 87.5 °F | 0.95 in. |
| August | 57.1 °F | 85.9 °F | 1.15 in. |
| September | 48.2 °F | 78.0 °F | 0.93 in. |
| October | 36.4 °F | 65.8 °F | 1.35 in. |
| November | 25.7 °F | 52.7 °F | 0.94 in. |
| December | 18.3 °F | 41.9 °F | 0.99 in. |
| Annual | 36.4 °F | 63.9 °F | 12.15 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |