McLeod, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 31.9 °F (low) to 52.6 °F (high). Annual precipitation averages 23.7 Inches. McLeod 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 Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 0.6 °F | 18.6 °F | 0.62 in. |
| February | 4.7 °F | 23.5 °F | 0.6 in. |
| March | 17.5 °F | 36.3 °F | 0.96 in. |
| April | 31.6 °F | 53.6 °F | 1.57 in. |
| May | 44.8 °F | 67.7 °F | 3.09 in. |
| June | 56.1 °F | 77.2 °F | 4.3 in. |
| July | 59.7 °F | 81.7 °F | 3.5 in. |
| August | 56.9 °F | 80.4 °F | 2.55 in. |
| September | 47.5 °F | 72.2 °F | 2.6 in. |
| October | 34.5 °F | 56.5 °F | 2.28 in. |
| November | 20.6 °F | 38.8 °F | 0.79 in. |
| December | 8.0 °F | 24.7 °F | 0.79 in. |
| Annual | 31.9 °F | 52.6 °F | 23.65 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| 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 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |