Mount Ivy, New York has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.6 °C (low) to 16.5 °C (high). Annual precipitation averages 1268.7 Millimeters. Mount Ivy is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.2 °C | 2.8 °C | 94.23 mm |
| February | -5.4 °C | 4.6 °C | 70.36 mm |
| March | -1.7 °C | 9.1 °C | 106.17 mm |
| April | 4.3 °C | 16.2 °C | 100.84 mm |
| May | 9.6 °C | 21.8 °C | 95.5 mm |
| June | 14.7 °C | 26.3 °C | 122.94 mm |
| July | 17.4 °C | 29.2 °C | 110.24 mm |
| August | 16.8 °C | 28.2 °C | 124.71 mm |
| September | 12.7 °C | 24.3 °C | 117.86 mm |
| October | 6.5 °C | 17.8 °C | 115.57 mm |
| November | 1.4 °C | 11.5 °C | 100.33 mm |
| December | -2.9 °C | 5.7 °C | 109.98 mm |
| Annual | 5.6 °C | 16.5 °C | 1268.73 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |