Anamoose, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 29.1 °F (low) to 51 °F (high). Annual precipitation averages 18.9 Inches. Anamoose 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 | -1.0 °F | 17.7 °F | 0.46 in. |
| February | 2.2 °F | 22.2 °F | 0.46 in. |
| March | 14.8 °F | 34.5 °F | 0.75 in. |
| April | 28.5 °F | 51.9 °F | 1.08 in. |
| May | 41.4 °F | 65.7 °F | 2.75 in. |
| June | 52.7 °F | 74.4 °F | 3.42 in. |
| July | 57.1 °F | 80.5 °F | 3.01 in. |
| August | 54.2 °F | 80.4 °F | 2.1 in. |
| September | 44.8 °F | 70.7 °F | 1.86 in. |
| October | 31.6 °F | 54.6 °F | 1.53 in. |
| November | 17.5 °F | 36.5 °F | 0.82 in. |
| December | 4.9 °F | 22.7 °F | 0.61 in. |
| Annual | 29.1 °F | 51 °F | 18.85 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | Over 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 | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |