Fort Montgomery, New York has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.9 °F (low) to 62.1 °F (high). Annual precipitation averages 51.8 Inches. Fort Montgomery is located in USDA Plant Hardiness Zone 7a. 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 | 20.8 °F | 37.3 °F | 4.06 in. |
| February | 22.7 °F | 40.3 °F | 2.85 in. |
| March | 29.9 °F | 48.6 °F | 4.15 in. |
| April | 40.5 °F | 61.0 °F | 4.09 in. |
| May | 50.3 °F | 71.6 °F | 3.67 in. |
| June | 59.6 °F | 80.5 °F | 4.63 in. |
| July | 64.8 °F | 85.5 °F | 4.42 in. |
| August | 63.5 °F | 83.8 °F | 4.92 in. |
| September | 56.0 °F | 76.8 °F | 4.98 in. |
| October | 44.7 °F | 64.3 °F | 5.13 in. |
| November | 34.9 °F | 53.0 °F | 4.37 in. |
| December | 27.1 °F | 42.2 °F | 4.5 in. |
| Annual | 42.9 °F | 62.1 °F | 51.77 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |