Centerville, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.4 °C (low) to 16.8 °C (high). Annual precipitation averages 1058.2 Millimeters. Centerville 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.1 °C | 2.4 °C | 79.5 mm |
| February | -4.9 °C | 4.4 °C | 61.47 mm |
| March | -0.2 °C | 10.1 °C | 88.14 mm |
| April | 5.7 °C | 17.1 °C | 111.25 mm |
| May | 11.7 °C | 22.7 °C | 112.78 mm |
| June | 16.6 °C | 27.3 °C | 118.87 mm |
| July | 18.2 °C | 28.9 °C | 102.11 mm |
| August | 17.1 °C | 28.5 °C | 75.18 mm |
| September | 13.1 °C | 25.2 °C | 77.47 mm |
| October | 6.9 °C | 18.5 °C | 75.69 mm |
| November | 1.3 °C | 11.1 °C | 75.18 mm |
| December | -3.1 °C | 4.8 °C | 80.52 mm |
| Annual | 6.4 °C | 16.8 °C | 1058.16 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |