Hitterdal, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 31.2 °F (low) to 51.2 °F (high). Annual precipitation averages 25.1 Inches. Hitterdal 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 Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.4 °F | 16.9 °F | 0.67 in. |
| February | 1.9 °F | 21.5 °F | 0.64 in. |
| March | 16.8 °F | 34.7 °F | 0.95 in. |
| April | 31.1 °F | 52.0 °F | 1.49 in. |
| May | 43.6 °F | 67.2 °F | 3.1 in. |
| June | 54.6 °F | 76.7 °F | 4.29 in. |
| July | 59.2 °F | 80.5 °F | 3.63 in. |
| August | 56.5 °F | 79.1 °F | 3.01 in. |
| September | 48.1 °F | 70.4 °F | 3.07 in. |
| October | 34.8 °F | 54.7 °F | 2.57 in. |
| November | 20.9 °F | 37.3 °F | 0.85 in. |
| December | 7.5 °F | 23.8 °F | 0.8 in. |
| Annual | 31.2 °F | 51.2 °F | 25.07 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4a : -30°F to -25°F |
| Plant Hardiness Zone - 2012 | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |