Callicoon, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.6 °F (low) to 59.2 °F (high). Annual precipitation averages 47.4 Inches. Callicoon is located in USDA Plant Hardiness Zone 6a. 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 | 14.6 °F | 33.4 °F | 3.34 in. |
| February | 16.2 °F | 36.5 °F | 2.55 in. |
| March | 23.5 °F | 44.8 °F | 3.42 in. |
| April | 33.7 °F | 58.9 °F | 3.83 in. |
| May | 44.1 °F | 70.5 °F | 4.13 in. |
| June | 53.7 °F | 78.2 °F | 5.02 in. |
| July | 58.5 °F | 82.8 °F | 4.61 in. |
| August | 56.6 °F | 81.0 °F | 4.23 in. |
| September | 49.6 °F | 74.2 °F | 4.63 in. |
| October | 38.3 °F | 62.4 °F | 4.54 in. |
| November | 29.2 °F | 49.3 °F | 3.25 in. |
| December | 21.5 °F | 38.0 °F | 3.81 in. |
| Annual | 36.6 °F | 59.2 °F | 47.36 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |