Joseph, Utah has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 33.6 °F (low) to 65.4 °F (high). Annual precipitation averages 8.5 Inches. Joseph is located in USDA Plant Hardiness Zone 6a. 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 | 16.2 °F | 41.4 °F | 0.53 in. |
| February | 20.8 °F | 46.9 °F | 0.58 in. |
| March | 26.5 °F | 56.0 °F | 0.71 in. |
| April | 31.5 °F | 62.7 °F | 0.67 in. |
| May | 39.1 °F | 72.3 °F | 0.86 in. |
| June | 47.1 °F | 83.9 °F | 0.44 in. |
| July | 54.5 °F | 90.8 °F | 0.67 in. |
| August | 52.8 °F | 88.6 °F | 0.95 in. |
| September | 43.5 °F | 80.4 °F | 0.72 in. |
| October | 32.6 °F | 67.3 °F | 1.17 in. |
| November | 23.2 °F | 52.9 °F | 0.55 in. |
| December | 15.8 °F | 41.4 °F | 0.61 in. |
| Annual | 33.6 °F | 65.4 °F | 8.46 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| 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 |