Aberdeen, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.5 °C (low) to 18.6 °C (high). Annual precipitation averages 1237 Millimeters. Aberdeen 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 | -4.9 °C | 5 °C | 87.38 mm |
| February | -3.6 °C | 7.3 °C | 85.09 mm |
| March | 0 °C | 12.4 °C | 116.33 mm |
| April | 5.4 °C | 19.2 °C | 118.36 mm |
| May | 11.1 °C | 23.8 °C | 132.59 mm |
| June | 15.8 °C | 28.3 °C | 121.16 mm |
| July | 18.1 °C | 30.3 °C | 136.14 mm |
| August | 17.2 °C | 29.8 °C | 85.34 mm |
| September | 13.2 °C | 26.7 °C | 87.88 mm |
| October | 6.7 °C | 20.1 °C | 80.26 mm |
| November | 0.9 °C | 12.8 °C | 84.58 mm |
| December | -2.3 °C | 7.3 °C | 101.85 mm |
| Annual | 6.5 °C | 18.6 °C | 1236.96 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 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |