Harveyville, 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 18.9 °C (high). Annual precipitation averages 933.2 Millimeters. Harveyville 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 | -6.8 °C | 4.5 °C | 23.88 mm |
| February | -4.9 °C | 7.1 °C | 34.54 mm |
| March | 0.6 °C | 13.4 °C | 60.2 mm |
| April | 6.1 °C | 19.1 °C | 90.93 mm |
| May | 12.4 °C | 24.1 °C | 138.18 mm |
| June | 17.8 °C | 29.1 °C | 125.48 mm |
| July | 20.1 °C | 31.8 °C | 107.44 mm |
| August | 18.9 °C | 31.1 °C | 101.85 mm |
| September | 14.1 °C | 26.9 °C | 92.2 mm |
| October | 6.9 °C | 20.2 °C | 74.17 mm |
| November | 0.7 °C | 12.9 °C | 48.01 mm |
| December | -4.7 °C | 6.2 °C | 36.32 mm |
| Annual | 6.8 °C | 18.9 °C | 933.2 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 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 |