Bonner Springs, 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 18.5 °C (high). Annual precipitation averages 1034.6 Millimeters. Bonner Springs 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 | -7.2 °C | 3.9 °C | 31.24 mm |
| February | -5.1 °C | 6.8 °C | 40.13 mm |
| March | 0.3 °C | 13.2 °C | 61.72 mm |
| April | 6.1 °C | 18.8 °C | 104.65 mm |
| May | 12.2 °C | 23.7 °C | 134.37 mm |
| June | 17.8 °C | 28.9 °C | 138.18 mm |
| July | 20.2 °C | 31.4 °C | 111.25 mm |
| August | 18.9 °C | 30.6 °C | 115.32 mm |
| September | 14.2 °C | 26.4 °C | 110.24 mm |
| October | 7.3 °C | 19.7 °C | 88.9 mm |
| November | 0.6 °C | 12.6 °C | 57.15 mm |
| December | -4.8 °C | 6 °C | 41.4 mm |
| Annual | 6.7 °C | 18.5 °C | 1034.55 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 |