Geneva, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 39.8 °F (low) to 57.9 °F (high). Annual precipitation averages 35.5 Inches. Geneva 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.0 °F | 32.7 °F | 2.16 in. |
| February | 18.9 °F | 34.5 °F | 1.76 in. |
| March | 25.8 °F | 42.6 °F | 2.61 in. |
| April | 36.2 °F | 55.9 °F | 2.97 in. |
| May | 47.1 °F | 68.8 °F | 3.07 in. |
| June | 56.7 °F | 77.6 °F | 3.77 in. |
| July | 61.4 °F | 82.1 °F | 3.81 in. |
| August | 59.9 °F | 80.4 °F | 3.44 in. |
| September | 53.3 °F | 73.4 °F | 3.24 in. |
| October | 42.5 °F | 60.6 °F | 3.54 in. |
| November | 33.1 °F | 48.5 °F | 2.68 in. |
| December | 24.5 °F | 37.7 °F | 2.46 in. |
| Annual | 39.8 °F | 57.9 °F | 35.51 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |