Nichols, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.1 °F (low) to 58.8 °F (high). Annual precipitation averages 38.2 Inches. Nichols is located in USDA Plant Hardiness Zone 6a. 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 | 15.6 °F | 33.2 °F | 2.39 in. |
| February | 16.1 °F | 35.6 °F | 2.01 in. |
| March | 23.4 °F | 44.1 °F | 2.91 in. |
| April | 33.7 °F | 57.7 °F | 3.5 in. |
| May | 45.0 °F | 70.2 °F | 3.32 in. |
| June | 54.2 °F | 78.5 °F | 4.02 in. |
| July | 58.5 °F | 82.6 °F | 3.53 in. |
| August | 57.5 °F | 81.5 °F | 3.63 in. |
| September | 50.4 °F | 74.2 °F | 3.91 in. |
| October | 39.0 °F | 61.5 °F | 3.54 in. |
| November | 29.6 °F | 48.8 °F | 2.79 in. |
| December | 22.5 °F | 38.2 °F | 2.64 in. |
| Annual | 37.1 °F | 58.8 °F | 38.19 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |