Nome, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 31.2 °F (low) to 51.8 °F (high). Annual precipitation averages 22.5 Inches. Nome 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 | 0.3 °F | 17.9 °F | 0.57 in. |
| February | 4.0 °F | 23.0 °F | 0.58 in. |
| March | 16.7 °F | 35.5 °F | 0.95 in. |
| April | 30.5 °F | 52.5 °F | 1.22 in. |
| May | 43.7 °F | 66.6 °F | 3.14 in. |
| June | 54.9 °F | 76.4 °F | 4.01 in. |
| July | 58.9 °F | 80.9 °F | 3.26 in. |
| August | 56.2 °F | 79.6 °F | 2.51 in. |
| September | 46.9 °F | 71.5 °F | 2.7 in. |
| October | 34.0 °F | 55.7 °F | 2.13 in. |
| November | 19.9 °F | 38.2 °F | 0.7 in. |
| December | 7.8 °F | 24.0 °F | 0.69 in. |
| Annual | 31.2 °F | 51.8 °F | 22.46 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 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |