Edgewood, Kentucky has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.3 °C (low) to 17.9 °C (high). Annual precipitation averages 1150.4 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.2 °C | 3.8 °C | 87.38 mm |
| February | -3.9 °C | 6.1 °C | 74.17 mm |
| March | 0.7 °C | 11.5 °C | 104.39 mm |
| April | 6.7 °C | 18.4 °C | 115.82 mm |
| May | 12.4 °C | 23.3 °C | 123.44 mm |
| June | 17.3 °C | 28.3 °C | 114.05 mm |
| July | 19.1 °C | 29.9 °C | 103.63 mm |
| August | 18.2 °C | 29.4 °C | 87.63 mm |
| September | 14.3 °C | 25.9 °C | 78.49 mm |
| October | 7.9 °C | 19.6 °C | 82.3 mm |
| November | 1.8 °C | 11.9 °C | 85.85 mm |
| December | -2.3 °C | 6.1 °C | 93.22 mm |
| Annual | 7.3 °C | 17.9 °C | 1150.37 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| 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 |