| 2023 Hardiness Zone: | Zone 4b: -25°F to -20°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 1 - May 10 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 51i - Big Woods |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 55021 - Faribault, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 2 | 9 | 21 | 34 | 46 | 56 | 60 | 58 | 49 | 37 | 23 | 9 | 34 |
| Avg Max Temp (°F) | 22 | 28 | 40 | 56 | 69 | 79 | 83 | 80 | 72 | 59 | 41 | 26 | 55 |
| Avg Precip (In.) | 1.04 | .72 | 1.95 | 2.87 | 3.76 | 4.21 | 4.33 | 4.44 | 3.22 | 2.25 | 1.99 | 1.02 | 31.8 |