Brinsmade, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 28.6 °F (low) to 49.4 °F (high). Annual precipitation averages 19.6 Inches. Brinsmade 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 | -2.7 °F | 15.6 °F | 0.45 in. |
| February | 0.8 °F | 20.1 °F | 0.44 in. |
| March | 13.5 °F | 32.5 °F | 0.73 in. |
| April | 28.3 °F | 50.2 °F | 1.04 in. |
| May | 41.3 °F | 64.7 °F | 2.73 in. |
| June | 52.8 °F | 73.8 °F | 3.84 in. |
| July | 57.0 °F | 79.1 °F | 3.25 in. |
| August | 54.2 °F | 78.8 °F | 2.38 in. |
| September | 44.8 °F | 69.5 °F | 1.87 in. |
| October | 31.9 °F | 53.3 °F | 1.51 in. |
| November | 17.3 °F | 34.9 °F | 0.78 in. |
| December | 4.0 °F | 20.6 °F | 0.6 in. |
| Annual | 28.6 °F | 49.4 °F | 19.62 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 | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |