Rice, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 0.1 °C (low) to 11.7 °C (high). Annual precipitation averages 740.9 Millimeters. Rice is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.8 °C | -6.3 °C | 17.02 mm |
| February | -15.1 °C | -3.4 °C | 19.56 mm |
| March | -7.8 °C | 3.7 °C | 37.08 mm |
| April | -0.4 °C | 12.2 °C | 64.26 mm |
| May | 6.8 °C | 19.7 °C | 90.42 mm |
| June | 12.7 °C | 24.9 °C | 112.52 mm |
| July | 15.1 °C | 27.4 °C | 102.36 mm |
| August | 13.5 °C | 26.2 °C | 98.3 mm |
| September | 8.9 °C | 21.7 °C | 71.12 mm |
| October | 1.9 °C | 13.6 °C | 70.36 mm |
| November | -5.3 °C | 4.3 °C | 33.27 mm |
| December | -12.3 °C | -3.3 °C | 24.64 mm |
| Annual | 0.1 °C | 11.7 °C | 740.91 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Plant Hardiness Zone - 2012 | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |