Cranberry Lake, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -0.3 °C (low) to 11.7 °C (high). Annual precipitation averages 1159.5 Millimeters. Cranberry Lake is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -14.9 °C | -3.1 °C | 81.03 mm |
| February | -14.4 °C | -1.6 °C | 63.5 mm |
| March | -9.6 °C | 3.2 °C | 73.91 mm |
| April | -1.6 °C | 10.8 °C | 90.68 mm |
| May | 5.2 °C | 18.6 °C | 111 mm |
| June | 10.4 °C | 23.1 °C | 109.47 mm |
| July | 12.9 °C | 25.4 °C | 113.03 mm |
| August | 12.1 °C | 24.8 °C | 109.22 mm |
| September | 7.8 °C | 20.8 °C | 103.89 mm |
| October | 2.1 °C | 13.1 °C | 121.67 mm |
| November | -3.7 °C | 5.9 °C | 95.76 mm |
| December | -10.1 °C | -0.3 °C | 86.36 mm |
| Annual | -0.3 °C | 11.7 °C | 1159.52 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Plant Hardiness Zone - 2012 | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |