Austinburg, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.7 °C (low) to 14.8 °C (high). Annual precipitation averages 1087.1 Millimeters. Austinburg is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.2 °C | 1.2 °C | 76.96 mm |
| February | -7.1 °C | 2.4 °C | 56.9 mm |
| March | -3.1 °C | 7.2 °C | 72.14 mm |
| April | 2.8 °C | 14.2 °C | 99.57 mm |
| May | 8.9 °C | 20.3 °C | 90.17 mm |
| June | 14 °C | 25 °C | 102.62 mm |
| July | 16.4 °C | 27.2 °C | 107.95 mm |
| August | 15.6 °C | 26.4 °C | 89.41 mm |
| September | 12.1 °C | 23.1 °C | 106.68 mm |
| October | 6.4 °C | 16.4 °C | 106.17 mm |
| November | 1.2 °C | 9.9 °C | 89.66 mm |
| December | -3.3 °C | 3.9 °C | 88.9 mm |
| Annual | 4.7 °C | 14.8 °C | 1087.13 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 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 | Dfb - Humid Continental Mild Summer, Wet All Year |