Dunlap, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.7 °C (low) to 19.3 °C (high). Annual precipitation averages 913.1 Millimeters. Dunlap is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7 °C | 4.8 °C | 21.84 mm |
| February | -5.1 °C | 7.5 °C | 32.77 mm |
| March | 0.3 °C | 13.7 °C | 59.44 mm |
| April | 5.9 °C | 19.4 °C | 84.58 mm |
| May | 12.3 °C | 24.3 °C | 132.59 mm |
| June | 17.8 °C | 29.6 °C | 123.7 mm |
| July | 20.1 °C | 32.4 °C | 119.89 mm |
| August | 19.1 °C | 31.8 °C | 101.35 mm |
| September | 14.2 °C | 27.5 °C | 85.34 mm |
| October | 7 °C | 20.8 °C | 67.82 mm |
| November | 0.6 °C | 13.2 °C | 46.99 mm |
| December | -4.8 °C | 6.6 °C | 36.83 mm |
| Annual | 6.7 °C | 19.3 °C | 913.14 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |