Syracuse, Utah has a Humid Continental Climate - Dry Warm Summer climate (Köppen classification: Dsa). Average annual temperatures range from 41.4 °F (low) to 62.9 °F (high). Annual precipitation averages 17.2 Inches. Syracuse is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.2 °F | 37.1 °F | 1.82 in. |
| February | 25.6 °F | 42.5 °F | 1.52 in. |
| March | 33.3 °F | 53.0 °F | 1.73 in. |
| April | 39.0 °F | 60.4 °F | 2.05 in. |
| May | 47.4 °F | 70.4 °F | 2.26 in. |
| June | 55.3 °F | 81.6 °F | 1.02 in. |
| July | 64.1 °F | 91.3 °F | 0.52 in. |
| August | 62.5 °F | 89.5 °F | 0.69 in. |
| September | 52.8 °F | 78.8 °F | 1.18 in. |
| October | 40.9 °F | 64.0 °F | 1.66 in. |
| November | 30.5 °F | 49.0 °F | 1.28 in. |
| December | 22.8 °F | 37.4 °F | 1.51 in. |
| Annual | 41.4 °F | 62.9 °F | 17.24 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dsa - Humid Continental Climate - Dry Warm Summer |