| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F 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 11 - May 20 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 47b - Des Moines Lobe | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 56265 - Montevideo, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 1 | 9 | 22 | 34 | 46 | 56 | 60 | 58 | 48 | 36 | 22 | 7 | 33 |
| Avg Max Temp (°F) | 21 | 28 | 40 | 57 | 71 | 80 | 84 | 82 | 73 | 60 | 39 | 25 | 55 |
| Avg Precip (In.) | .89 | .87 | 1.65 | 2.24 | 3.11 | 4.18 | 3.46 | 3.13 | 2.31 | 2.01 | 1.46 | .68 | 25.99 |