Regent, North Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -1.1 °C (low) to 12.8 °C (high). Annual precipitation averages 417.9 Millimeters. Regent is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -15.2 °C | -3.5 °C | 8.64 mm |
| February | -13.4 °C | -1.2 °C | 10.67 mm |
| March | -7.8 °C | 5.1 °C | 18.8 mm |
| April | -2 °C | 12.5 °C | 29.72 mm |
| May | 4.6 °C | 18.7 °C | 65.79 mm |
| June | 10.3 °C | 24.1 °C | 82.3 mm |
| July | 13.2 °C | 28.5 °C | 65.53 mm |
| August | 11.9 °C | 28.6 °C | 39.88 mm |
| September | 6.4 °C | 23 °C | 37.34 mm |
| October | -0.7 °C | 14 °C | 34.29 mm |
| November | -7.6 °C | 5.2 °C | 14.99 mm |
| December | -13.2 °C | -1.4 °C | 9.91 mm |
| Annual | -1.1 °C | 12.8 °C | 417.86 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Plant Hardiness Zone - 2012 | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |