Utica, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.4 °C (low) to 14.3 °C (high). Annual precipitation averages 1198.4 Millimeters. Utica is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.8 °C | -0.8 °C | 77.22 mm |
| February | -9.4 °C | 0.6 °C | 68.83 mm |
| March | -4.7 °C | 5.3 °C | 89.92 mm |
| April | 1.6 °C | 13.8 °C | 103.38 mm |
| May | 7.9 °C | 21.2 °C | 98.3 mm |
| June | 13.4 °C | 25.8 °C | 120.14 mm |
| July | 16.1 °C | 28.4 °C | 119.13 mm |
| August | 15.2 °C | 27.4 °C | 109.47 mm |
| September | 11.2 °C | 23.3 °C | 101.85 mm |
| October | 5.3 °C | 15.9 °C | 113.79 mm |
| November | -0.1 °C | 8.7 °C | 102.36 mm |
| December | -5.6 °C | 2.3 °C | 93.98 mm |
| Annual | 3.4 °C | 14.3 °C | 1198.37 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |