Deerwood, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 30.8 °F (low) to 51.1 °F (high). Annual precipitation averages 29.3 Inches. Deerwood 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 | 18.8 °F | 0.79 in. |
| February | 2.6 °F | 24.7 °F | 0.79 in. |
| March | 15.9 °F | 37.4 °F | 1.43 in. |
| April | 29.9 °F | 51.6 °F | 2.33 in. |
| May | 43.1 °F | 65.0 °F | 3.43 in. |
| June | 53.5 °F | 74.6 °F | 4.36 in. |
| July | 57.6 °F | 79.2 °F | 4.49 in. |
| August | 55.0 °F | 76.9 °F | 3.54 in. |
| September | 46.7 °F | 68.6 °F | 2.99 in. |
| October | 34.7 °F | 54.1 °F | 2.78 in. |
| November | 22.0 °F | 37.8 °F | 1.39 in. |
| December | 8.7 °F | 24.5 °F | 0.97 in. |
| Annual | 30.8 °F | 51.1 °F | 29.29 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 | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |