Belpre, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.8 °C (low) to 19.9 °C (high). Annual precipitation averages 678.7 Millimeters. Belpre is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.7 °C | 6.4 °C | 18.8 mm |
| February | -4.3 °C | 8.8 °C | 21.84 mm |
| March | 0.8 °C | 14.3 °C | 44.2 mm |
| April | 5.7 °C | 19.3 °C | 60.2 mm |
| May | 11.8 °C | 24.6 °C | 106.17 mm |
| June | 17.4 °C | 30.6 °C | 96.77 mm |
| July | 19.8 °C | 32.9 °C | 89.92 mm |
| August | 18.9 °C | 32 °C | 88.9 mm |
| September | 14.4 °C | 28 °C | 48.51 mm |
| October | 7.2 °C | 21.3 °C | 56.13 mm |
| November | 0.4 °C | 13.6 °C | 24.13 mm |
| December | -4.5 °C | 7.2 °C | 23.11 mm |
| Annual | 6.8 °C | 19.9 °C | 678.68 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°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 |