Buffalo, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.4 °C (low) to 19.7 °C (high). Annual precipitation averages 1059.2 Millimeters. Buffalo is located in USDA Plant Hardiness Zone 7a. 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 | -6.1 °C | 5.9 °C | 31.75 mm |
| February | -4 °C | 8.7 °C | 40.89 mm |
| March | 1.3 °C | 14.4 °C | 68.83 mm |
| April | 6.9 °C | 19.8 °C | 108.46 mm |
| May | 12.9 °C | 24.2 °C | 154.43 mm |
| June | 18.3 °C | 29.3 °C | 142.24 mm |
| July | 20.6 °C | 32.2 °C | 109.73 mm |
| August | 19.4 °C | 31.9 °C | 99.31 mm |
| September | 14.6 °C | 27.6 °C | 107.19 mm |
| October | 7.5 °C | 21.1 °C | 91.95 mm |
| November | 1.3 °C | 14 °C | 58.93 mm |
| December | -3.9 °C | 7.7 °C | 45.47 mm |
| Annual | 7.4 °C | 19.7 °C | 1059.18 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 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |