Salamanca, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 1.9 °C (low) to 13.8 °C (high). Annual precipitation averages 1189.7 Millimeters. Salamanca is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.9 °C | -0.3 °C | 89.15 mm |
| February | -9.7 °C | 1 °C | 63.5 mm |
| March | -5.8 °C | 5.7 °C | 78.99 mm |
| April | 0.1 °C | 13.2 °C | 96.77 mm |
| May | 6.3 °C | 20.3 °C | 98.04 mm |
| June | 11.1 °C | 24.5 °C | 121.67 mm |
| July | 13.4 °C | 26.6 °C | 123.7 mm |
| August | 12.8 °C | 25.8 °C | 112.27 mm |
| September | 9.1 °C | 22.2 °C | 105.16 mm |
| October | 3.3 °C | 15.4 °C | 109.22 mm |
| November | -1.5 °C | 8.3 °C | 93.73 mm |
| December | -5.9 °C | 2.5 °C | 97.54 mm |
| Annual | 1.9 °C | 13.8 °C | 1189.74 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 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 |