Max, North Dakota has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from -1.2 °C (low) to 10.5 °C (high). Annual precipitation averages 471.4 Millimeters. Max 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 | -17.5 °C | -7.7 °C | 13.72 mm |
| February | -15.6 °C | -5.1 °C | 12.19 mm |
| March | -8.9 °C | 1.8 °C | 19.3 mm |
| April | -1.8 °C | 10.8 °C | 26.92 mm |
| May | 5.4 °C | 18.1 °C | 69.34 mm |
| June | 11.4 °C | 23.3 °C | 94.23 mm |
| July | 13.9 °C | 26.9 °C | 70.36 mm |
| August | 12.7 °C | 26.9 °C | 57.4 mm |
| September | 7.3 °C | 21.2 °C | 42.93 mm |
| October | 0.1 °C | 11.8 °C | 33.02 mm |
| November | -7.4 °C | 2.5 °C | 17.27 mm |
| December | -13.8 °C | -4.8 °C | 14.73 mm |
| Annual | -1.2 °C | 10.5 °C | 471.41 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 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 | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |