Warwick, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.5 °C (low) to 16 °C (high). Annual precipitation averages 1200.9 Millimeters. Warwick 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.7 °C | 2.2 °C | 84.33 mm |
| February | -6.9 °C | 3.9 °C | 62.74 mm |
| March | -2.6 °C | 8.4 °C | 107.7 mm |
| April | 3.4 °C | 15.6 °C | 91.19 mm |
| May | 8.8 °C | 21.4 °C | 91.19 mm |
| June | 14 °C | 26.1 °C | 117.86 mm |
| July | 16.6 °C | 28.8 °C | 106.68 mm |
| August | 15.7 °C | 27.7 °C | 121.41 mm |
| September | 11.6 °C | 24.1 °C | 113.03 mm |
| October | 5.4 °C | 17.3 °C | 108.46 mm |
| November | 0 °C | 11 °C | 93.98 mm |
| December | -4.1 °C | 5 °C | 102.36 mm |
| Annual | 4.5 °C | 16 °C | 1200.93 mm |
| 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 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |