New Germany, Minnesota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35.2 °F (low) to 54.3 °F (high). Annual precipitation averages 31.6 Inches. New Germany 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 | 5.0 °F | 22.2 °F | 0.84 in. |
| February | 8.3 °F | 26.9 °F | 0.83 in. |
| March | 21.1 °F | 39.4 °F | 1.52 in. |
| April | 34.5 °F | 55.0 °F | 2.83 in. |
| May | 47.2 °F | 68.0 °F | 4.29 in. |
| June | 58.0 °F | 77.7 °F | 4.91 in. |
| July | 62.2 °F | 82.2 °F | 3.77 in. |
| August | 59.5 °F | 79.7 °F | 4.48 in. |
| September | 51.2 °F | 72.7 °F | 3.13 in. |
| October | 38.0 °F | 58.0 °F | 2.36 in. |
| November | 25.2 °F | 41.6 °F | 1.49 in. |
| December | 12.2 °F | 27.6 °F | 1.17 in. |
| Annual | 35.2 °F | 54.3 °F | 31.62 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |