Glenburn, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 28.7 °F (low) to 51.2 °F (high). Annual precipitation averages 18.3 Inches. Glenburn 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 Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -1.5 °F | 17.4 °F | 0.58 in. |
| February | 2.5 °F | 22.4 °F | 0.52 in. |
| March | 14.6 °F | 34.7 °F | 0.74 in. |
| April | 28.3 °F | 52.7 °F | 0.93 in. |
| May | 41.3 °F | 66.2 °F | 2.65 in. |
| June | 52.4 °F | 75.0 °F | 3.79 in. |
| July | 56.3 °F | 80.5 °F | 2.65 in. |
| August | 53.5 °F | 81.0 °F | 1.94 in. |
| September | 44.0 °F | 71.1 °F | 1.59 in. |
| October | 31.1 °F | 54.6 °F | 1.38 in. |
| November | 17.0 °F | 36.2 °F | 0.81 in. |
| December | 4.6 °F | 22.6 °F | 0.68 in. |
| Annual | 28.7 °F | 51.2 °F | 18.26 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 4a : -30°F to -25°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 |