Hicksville, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.3 °C (low) to 15.7 °C (high). Annual precipitation averages 920 Millimeters. Hicksville is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.4 °C | 0.2 °C | 59.18 mm |
| February | -7.4 °C | 2.2 °C | 49.28 mm |
| March | -2.6 °C | 8.1 °C | 64.01 mm |
| April | 2.8 °C | 15.7 °C | 91.95 mm |
| May | 9.3 °C | 22.1 °C | 108.2 mm |
| June | 14.9 °C | 27.2 °C | 95.76 mm |
| July | 16.6 °C | 29.4 °C | 87.12 mm |
| August | 15.4 °C | 28.2 °C | 86.61 mm |
| September | 11.3 °C | 25 °C | 75.69 mm |
| October | 5.2 °C | 17.7 °C | 70.36 mm |
| November | -0.4 °C | 9.6 °C | 73.15 mm |
| December | -5.2 °C | 2.9 °C | 58.67 mm |
| Annual | 4.3 °C | 15.7 °C | 919.98 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |