East Dunseith, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 26.7 °F (low) to 47.7 °F (high). Annual precipitation averages 20.3 Inches. East Dunseith is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.7 °F | 15.4 °F | 0.58 in. |
| February | -0.9 °F | 19.9 °F | 0.66 in. |
| March | 11.8 °F | 31.7 °F | 0.76 in. |
| April | 26.2 °F | 48.7 °F | 0.94 in. |
| May | 39.2 °F | 62.9 °F | 2.65 in. |
| June | 50.1 °F | 71.1 °F | 4.05 in. |
| July | 54.6 °F | 76.1 °F | 3.26 in. |
| August | 52.2 °F | 76.3 °F | 2.62 in. |
| September | 42.5 °F | 66.4 °F | 1.72 in. |
| October | 30.3 °F | 50.5 °F | 1.52 in. |
| November | 15.4 °F | 33.1 °F | 0.78 in. |
| December | 2.6 °F | 20.2 °F | 0.73 in. |
| Annual | 26.7 °F | 47.7 °F | 20.27 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| 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 |