Carbonville, Utah has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35 °F (low) to 63.4 °F (high). Annual precipitation averages 10.1 Inches. Carbonville is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.4 °F | 37.1 °F | 0.81 in. |
| February | 19.4 °F | 42.9 °F | 0.8 in. |
| March | 27.1 °F | 53.9 °F | 0.76 in. |
| April | 33.0 °F | 62.1 °F | 0.7 in. |
| May | 41.4 °F | 72.0 °F | 0.72 in. |
| June | 50.9 °F | 83.8 °F | 0.66 in. |
| July | 57.8 °F | 90.5 °F | 0.83 in. |
| August | 55.8 °F | 87.9 °F | 1.11 in. |
| September | 48.2 °F | 78.9 °F | 1.25 in. |
| October | 35.2 °F | 64.9 °F | 1.09 in. |
| November | 23.6 °F | 49.9 °F | 0.52 in. |
| December | 14.7 °F | 37.4 °F | 0.83 in. |
| Annual | 35 °F | 63.4 °F | 10.08 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| 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 | Dfb - Humid Continental Mild Summer, Wet All Year |