| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F |
| 2012 Hardiness Zone: | Zone 4b: -25°F to -20°F |
| 1990 Hardiness Zone: | Zone 4a: -30F to -25F |
| Average First Frost Date: | Oct. 1 - Oct. 10 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 83d - St. Lawrence Lowlands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 13637 - Evans Mills, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 8 | 10 | 21 | 34 | 46 | 55 | 60 | 58 | 50 | 38 | 29 | 16 | 35 |
| Avg Max Temp (°F) | 28 | 31 | 41 | 53 | 67 | 75 | 80 | 78 | 70 | 58 | 46 | 34 | 55 |
| Avg Precip (In.) | 3.64 | 2.57 | 2.91 | 3.13 | 3.3 | 3.43 | 3.34 | 3.84 | 4.47 | 3.78 | 4.52 | 3.78 | 42.71 |