Central Valley, Utah has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 34 °F (low) to 65.3 °F (high). Annual precipitation averages 8.3 Inches. Central Valley is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.4 °F | 40.9 °F | 0.5 in. |
| February | 21.3 °F | 46.7 °F | 0.54 in. |
| March | 26.8 °F | 56.0 °F | 0.79 in. |
| April | 31.6 °F | 63.0 °F | 0.75 in. |
| May | 39.3 °F | 72.4 °F | 0.93 in. |
| June | 47.4 °F | 83.6 °F | 0.46 in. |
| July | 55.0 °F | 90.6 °F | 0.6 in. |
| August | 53.4 °F | 88.4 °F | 0.81 in. |
| September | 43.9 °F | 80.4 °F | 0.72 in. |
| October | 32.9 °F | 67.4 °F | 1.08 in. |
| November | 23.6 °F | 52.9 °F | 0.52 in. |
| December | 16.0 °F | 41.1 °F | 0.62 in. |
| Annual | 34 °F | 65.3 °F | 8.32 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |