McClusky, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 30.6 °F (low) to 52.5 °F (high). Annual precipitation averages 18.3 Inches. McClusky is located in USDA Plant Hardiness Zone 4b. 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 | 1.5 °F | 19.8 °F | 0.48 in. |
| February | 5.2 °F | 24.1 °F | 0.47 in. |
| March | 16.9 °F | 36.6 °F | 0.61 in. |
| April | 29.7 °F | 53.7 °F | 1.09 in. |
| May | 42.3 °F | 66.7 °F | 2.58 in. |
| June | 52.8 °F | 75.7 °F | 3.49 in. |
| July | 57.8 °F | 81.8 °F | 2.81 in. |
| August | 55.4 °F | 81.7 °F | 2.05 in. |
| September | 46.2 °F | 71.8 °F | 1.91 in. |
| October | 33.2 °F | 55.6 °F | 1.4 in. |
| November | 19.1 °F | 37.7 °F | 0.77 in. |
| December | 7.5 °F | 24.4 °F | 0.62 in. |
| Annual | 30.6 °F | 52.5 °F | 18.28 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 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |