Warsaw, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.5 °F (low) to 56.7 °F (high). Annual precipitation averages 40 Inches. Warsaw is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.6 °F | 31.7 °F | 2.88 in. |
| February | 16.1 °F | 33.5 °F | 2.23 in. |
| March | 23.1 °F | 41.6 °F | 2.65 in. |
| April | 33.9 °F | 55.0 °F | 3.17 in. |
| May | 45.5 °F | 67.9 °F | 3.4 in. |
| June | 54.7 °F | 76.0 °F | 3.97 in. |
| July | 59.1 °F | 79.9 °F | 4.1 in. |
| August | 57.4 °F | 78.6 °F | 3.81 in. |
| September | 50.5 °F | 72.2 °F | 3.63 in. |
| October | 40.4 °F | 59.6 °F | 3.89 in. |
| November | 31.0 °F | 47.2 °F | 3.11 in. |
| December | 22.6 °F | 36.8 °F | 3.12 in. |
| Annual | 37.5 °F | 56.7 °F | 39.96 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| 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 |