Edgewood, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 5.6 °C (low) to 14.3 °C (high). Annual precipitation averages 1082.8 Millimeters. Edgewood 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.4 °C | 1.1 °C | 80.26 mm |
| February | -6.4 °C | 1.8 °C | 52.83 mm |
| March | -2.6 °C | 5.8 °C | 64.52 mm |
| April | 3.6 °C | 13.3 °C | 97.28 mm |
| May | 9.7 °C | 19.6 °C | 83.06 mm |
| June | 14.9 °C | 24.5 °C | 100.58 mm |
| July | 17.7 °C | 26.7 °C | 114.55 mm |
| August | 17.1 °C | 25.9 °C | 96.01 mm |
| September | 13.2 °C | 22.7 °C | 107.44 mm |
| October | 7.4 °C | 16.3 °C | 116.59 mm |
| November | 2.1 °C | 9.7 °C | 90.42 mm |
| December | -2.6 °C | 3.9 °C | 79.25 mm |
| Annual | 5.6 °C | 14.3 °C | 1082.79 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 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 | Dfb - Humid Continental Mild Summer, Wet All Year |