| 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. 11 - Oct. 20 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 51a - St. Croix Outwash Plain |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 55455 - Minneapolis, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 4 | 11 | 23 | 35 | 48 | 57 | 62 | 60 | 50 | 38 | 25 | 10 | 35 |
| Avg Max Temp (°F) | 22 | 29 | 41 | 58 | 71 | 79 | 83 | 81 | 72 | 59 | 40 | 27 | 55 |
| Avg Precip (In.) | 1 | .78 | 1.88 | 2.4 | 3.41 | 4.47 | 4.13 | 4.18 | 2.87 | 2.22 | 1.97 | .96 | 30.28 |