Rouses Point, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.3 °C (low) to 12.4 °C (high). Annual precipitation averages 1015 Millimeters. Rouses Point is located in USDA Plant Hardiness Zone 5a. 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 | -13 °C | -3.6 °C | 67.56 mm |
| February | -12.3 °C | -2.2 °C | 54.61 mm |
| March | -6.3 °C | 3.1 °C | 62.23 mm |
| April | 1.3 °C | 11.6 °C | 84.84 mm |
| May | 8.1 °C | 19.6 °C | 89.92 mm |
| June | 13.4 °C | 24.2 °C | 104.39 mm |
| July | 16.1 °C | 26.6 °C | 101.6 mm |
| August | 14.8 °C | 25.8 °C | 98.04 mm |
| September | 10.7 °C | 21.8 °C | 88.39 mm |
| October | 4.6 °C | 14.1 °C | 105.16 mm |
| November | -1.3 °C | 6.9 °C | 77.22 mm |
| December | -8 °C | 0.3 °C | 81.03 mm |
| Annual | 2.3 °C | 12.4 °C | 1014.99 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 5a : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |