Andersonville, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6 °C (low) to 17.5 °C (high). Annual precipitation averages 1047.5 Millimeters. Andersonville 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 | -5.8 °C | 3.4 °C | 76.71 mm |
| February | -4.7 °C | 5.3 °C | 69.85 mm |
| March | -0.6 °C | 10.8 °C | 92.46 mm |
| April | 5.2 °C | 18.1 °C | 102.62 mm |
| May | 11.2 °C | 23.4 °C | 112.78 mm |
| June | 16 °C | 28 °C | 108.46 mm |
| July | 17.8 °C | 29.4 °C | 100.58 mm |
| August | 16.6 °C | 28.9 °C | 83.57 mm |
| September | 12.4 °C | 25.9 °C | 77.22 mm |
| October | 6.1 °C | 19.2 °C | 72.39 mm |
| November | 0.6 °C | 11.9 °C | 71.88 mm |
| December | -2.7 °C | 5.9 °C | 78.99 mm |
| Annual | 6 °C | 17.5 °C | 1047.51 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 |