Sandy Creek, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.8 °C (low) to 13.2 °C (high). Annual precipitation averages 1281.2 Millimeters. Sandy Creek 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 | -10.6 °C | -1.2 °C | 126.49 mm |
| February | -10.1 °C | -0.1 °C | 93.73 mm |
| March | -5.6 °C | 4.5 °C | 82.3 mm |
| April | 0.7 °C | 12.3 °C | 95.25 mm |
| May | 7.2 °C | 19.6 °C | 96.52 mm |
| June | 12.2 °C | 24 °C | 98.04 mm |
| July | 15.6 °C | 26.3 °C | 92.46 mm |
| August | 14.8 °C | 25.8 °C | 103.38 mm |
| September | 10.8 °C | 22.1 °C | 110.74 mm |
| October | 5.1 °C | 15.1 °C | 136.14 mm |
| November | -0.4 °C | 8.1 °C | 117.86 mm |
| December | -6.1 °C | 1.8 °C | 128.27 mm |
| Annual | 2.8 °C | 13.2 °C | 1281.18 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 |