Minneapolis, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.9 °C (low) to 12.8 °C (high). Annual precipitation averages 851.7 Millimeters. Minneapolis is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -13.3 °C | -4.8 °C | 25.15 mm |
| February | -11.6 °C | -2.2 °C | 22.61 mm |
| March | -5 °C | 4.8 °C | 44.2 mm |
| April | 2.3 °C | 13.2 °C | 78.74 mm |
| May | 9.4 °C | 20.3 °C | 107.7 mm |
| June | 15.2 °C | 25.7 °C | 120.65 mm |
| July | 17.9 °C | 28.2 °C | 111.25 mm |
| August | 16.5 °C | 26.9 °C | 108.2 mm |
| September | 11.6 °C | 22.7 °C | 86.61 mm |
| October | 4.2 °C | 14.4 °C | 70.36 mm |
| November | -2.8 °C | 5.8 °C | 43.43 mm |
| December | -9.6 °C | -1.8 °C | 32.77 mm |
| Annual | 2.9 °C | 12.8 °C | 851.67 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |