Nekoma, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 27 °F (low) to 47.5 °F (high). Annual precipitation averages 20.9 Inches. Nekoma is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.0 °F | 12.7 °F | 0.51 in. |
| February | -2.1 °F | 17.4 °F | 0.47 in. |
| March | 11.5 °F | 29.8 °F | 0.73 in. |
| April | 27.6 °F | 48.3 °F | 0.96 in. |
| May | 40.3 °F | 63.4 °F | 3.04 in. |
| June | 51.6 °F | 72.6 °F | 4.02 in. |
| July | 55.3 °F | 77.3 °F | 3.51 in. |
| August | 52.8 °F | 77.3 °F | 2.54 in. |
| September | 43.5 °F | 67.9 °F | 1.98 in. |
| October | 30.5 °F | 51.7 °F | 1.54 in. |
| November | 15.8 °F | 32.9 °F | 0.86 in. |
| December | 2.2 °F | 18.2 °F | 0.72 in. |
| Annual | 27 °F | 47.5 °F | 20.88 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 3b : -35°F to -30°F |
| Plant Hardiness Zone - 2012 | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |