Minnesota City, Minnesota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3 °C (low) to 13.6 °C (high). Annual precipitation averages 892.8 Millimeters. Minnesota City 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 | -13.1 °C | -3.5 °C | 28.45 mm |
| February | -11.2 °C | -0.9 °C | 28.19 mm |
| March | -4.4 °C | 5.9 °C | 49.28 mm |
| April | 2.5 °C | 14.1 °C | 95 mm |
| May | 9.1 °C | 20.9 °C | 109.73 mm |
| June | 14.9 °C | 26.3 °C | 126.49 mm |
| July | 17.2 °C | 28.4 °C | 104.65 mm |
| August | 16.1 °C | 27.2 °C | 117.09 mm |
| September | 11.5 °C | 23.1 °C | 92.71 mm |
| October | 4.6 °C | 15.4 °C | 64.01 mm |
| November | -2.1 °C | 6.7 °C | 44.96 mm |
| December | -8.9 °C | -0.6 °C | 32.26 mm |
| Annual | 3 °C | 13.6 °C | 892.82 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 | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |