Panama, 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 13.3 °C (high). Annual precipitation averages 1217.4 Millimeters. Panama 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 Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.4 °C | -0.7 °C | 94.23 mm |
| February | -9.3 °C | 0.6 °C | 68.33 mm |
| March | -5.5 °C | 5.6 °C | 82.8 mm |
| April | 0.4 °C | 12.9 °C | 100.33 mm |
| May | 6.4 °C | 19.5 °C | 106.68 mm |
| June | 11.4 °C | 23.9 °C | 116.84 mm |
| July | 13.6 °C | 26.1 °C | 122.94 mm |
| August | 12.9 °C | 25.2 °C | 102.11 mm |
| September | 9.3 °C | 21.7 °C | 107.7 mm |
| October | 3.7 °C | 14.8 °C | 117.35 mm |
| November | -1.2 °C | 7.9 °C | 95.5 mm |
| December | -5.3 °C | 2.2 °C | 102.62 mm |
| Annual | 2.3 °C | 13.3 °C | 1217.43 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 11 - May 20 |
| 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 |