Haverstraw, New York has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.4 °C (low) to 16.7 °C (high). Annual precipitation averages 1217.9 Millimeters. Haverstraw is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.8 °C | 3.3 °C | 89.66 mm |
| February | -4.8 °C | 4.8 °C | 66.29 mm |
| March | -0.8 °C | 9.1 °C | 101.85 mm |
| April | 5.1 °C | 16.2 °C | 97.54 mm |
| May | 10.4 °C | 21.8 °C | 90.68 mm |
| June | 15.7 °C | 26.8 °C | 115.57 mm |
| July | 18.7 °C | 29.3 °C | 111.25 mm |
| August | 17.8 °C | 28.4 °C | 120.4 mm |
| September | 13.7 °C | 24.8 °C | 113.54 mm |
| October | 7.3 °C | 17.9 °C | 111.76 mm |
| November | 1.8 °C | 12.1 °C | 96.27 mm |
| December | -2.2 °C | 6 °C | 103.12 mm |
| Annual | 6.4 °C | 16.7 °C | 1217.93 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |