Thousand Island Park, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.7 °F (low) to 54.4 °F (high). Annual precipitation averages 39.1 Inches. Thousand Island Park 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 | 11.4 °F | 27.9 °F | 3.09 in. |
| February | 12.2 °F | 30.0 °F | 2.44 in. |
| March | 21.8 °F | 38.6 °F | 2.62 in. |
| April | 34.7 °F | 52.3 °F | 3.22 in. |
| May | 46.4 °F | 65.1 °F | 3.19 in. |
| June | 56.1 °F | 73.5 °F | 3.4 in. |
| July | 61.8 °F | 78.5 °F | 3.22 in. |
| August | 60.4 °F | 78.1 °F | 3.28 in. |
| September | 52.8 °F | 70.9 °F | 3.52 in. |
| October | 42.3 °F | 57.9 °F | 4.4 in. |
| November | 31.7 °F | 46.1 °F | 3.49 in. |
| December | 20.7 °F | 34.4 °F | 3.27 in. |
| Annual | 37.7 °F | 54.4 °F | 39.14 in. |
| 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 : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |