Rushford, Minnesota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 2.4 °C (low) to 13.4 °C (high). Annual precipitation averages 919.7 Millimeters. Rushford is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -13.4 °C | -3.7 °C | 28.19 mm |
| February | -11.7 °C | -1.1 °C | 25.91 mm |
| March | -4.8 °C | 5.8 °C | 46.99 mm |
| April | 1.9 °C | 13.9 °C | 99.31 mm |
| May | 8.5 °C | 20.7 °C | 118.87 mm |
| June | 14.3 °C | 26 °C | 139.45 mm |
| July | 16.5 °C | 28.1 °C | 105.66 mm |
| August | 15.3 °C | 26.9 °C | 114.05 mm |
| September | 10.7 °C | 23.1 °C | 100.58 mm |
| October | 3.8 °C | 15.5 °C | 67.06 mm |
| November | -2.7 °C | 6.7 °C | 44.2 mm |
| December | -9.3 °C | -0.6 °C | 29.46 mm |
| Annual | 2.4 °C | 13.4 °C | 919.73 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |