Carlisle, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 1.9 °C (low) to 12.7 °C (high). Annual precipitation averages 1073.2 Millimeters. Carlisle is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.3 °C | -1.7 °C | 74.93 mm |
| February | -10.6 °C | -0.3 °C | 60.45 mm |
| March | -6.6 °C | 4.2 °C | 83.57 mm |
| April | 0.2 °C | 12 °C | 84.84 mm |
| May | 6.9 °C | 19.1 °C | 84.58 mm |
| June | 11.9 °C | 23.4 °C | 106.43 mm |
| July | 14.3 °C | 26 °C | 104.9 mm |
| August | 13.4 °C | 25.1 °C | 102.36 mm |
| September | 9.4 °C | 21.3 °C | 92.2 mm |
| October | 3.4 °C | 14.3 °C | 97.28 mm |
| November | -1.7 °C | 7.2 °C | 79.76 mm |
| December | -7 °C | 1.3 °C | 101.85 mm |
| Annual | 1.9 °C | 12.7 °C | 1073.15 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |