Naytahwaush, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -1 °C (low) to 9.9 °C (high). Annual precipitation averages 662.7 Millimeters. Naytahwaush is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -19.1 °C | -8.1 °C | 19.05 mm |
| February | -17.4 °C | -5.2 °C | 17.53 mm |
| March | -9.5 °C | 1.9 °C | 26.16 mm |
| April | -1.4 °C | 10.4 °C | 40.64 mm |
| May | 6.1 °C | 17.9 °C | 80.01 mm |
| June | 12.1 °C | 23.1 °C | 113.28 mm |
| July | 14.6 °C | 25.9 °C | 97.54 mm |
| August | 13.2 °C | 24.9 °C | 76.45 mm |
| September | 8.4 °C | 20.1 °C | 74.93 mm |
| October | 1.6 °C | 11.4 °C | 65.79 mm |
| November | -6.6 °C | 2 °C | 28.96 mm |
| December | -14.2 °C | -5.3 °C | 22.35 mm |
| Annual | -1 °C | 9.9 °C | 662.69 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Plant Hardiness Zone - 2012 | Zone 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |