Crisman, Colorado has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.2 °C (low) to 16.3 °C (high). Annual precipitation averages 550.2 Millimeters. Crisman is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.1 °C | 6.4 °C | 19.05 mm |
| February | -6.3 °C | 6.8 °C | 27.69 mm |
| March | -3.1 °C | 10.9 °C | 47.75 mm |
| April | -0.2 °C | 13.9 °C | 78.99 mm |
| May | 4.7 °C | 18.7 °C | 80.77 mm |
| June | 9.9 °C | 25.3 °C | 52.32 mm |
| July | 13.6 °C | 28.8 °C | 52.83 mm |
| August | 12.4 °C | 27.7 °C | 52.07 mm |
| September | 8.2 °C | 23.6 °C | 52.07 mm |
| October | 2.2 °C | 16.6 °C | 38.61 mm |
| November | -2.8 °C | 10.6 °C | 26.67 mm |
| December | -6.3 °C | 6.3 °C | 21.34 mm |
| Annual | 2.2 °C | 16.3 °C | 550.16 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |