Erie, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 30.3 °F (low) to 51 °F (high). Annual precipitation averages 22.7 Inches. Erie 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 | 16.2 °F | 0.55 in. |
| February | 2.7 °F | 21.6 °F | 0.54 in. |
| March | 15.5 °F | 33.9 °F | 0.91 in. |
| April | 29.9 °F | 51.9 °F | 1.19 in. |
| May | 43.0 °F | 66.5 °F | 3.08 in. |
| June | 54.6 °F | 75.7 °F | 3.99 in. |
| July | 58.3 °F | 80.6 °F | 3.56 in. |
| August | 55.1 °F | 79.5 °F | 2.65 in. |
| September | 46.1 °F | 71.1 °F | 2.7 in. |
| October | 33.5 °F | 55.3 °F | 2.06 in. |
| November | 19.4 °F | 37.5 °F | 0.75 in. |
| December | 6.5 °F | 22.4 °F | 0.73 in. |
| Annual | 30.3 °F | 51 °F | 22.71 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 | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |