Middleburg Heights, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.7 °C (low) to 15.3 °C (high). Annual precipitation averages 1064.3 Millimeters. Middleburg Heights 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 | -6.6 °C | 1.2 °C | 77.22 mm |
| February | -6 °C | 2.6 °C | 61.21 mm |
| March | -1.8 °C | 7.5 °C | 85.34 mm |
| April | 4.3 °C | 14.8 °C | 100.33 mm |
| May | 10.2 °C | 21.1 °C | 99.06 mm |
| June | 15.6 °C | 25.9 °C | 101.09 mm |
| July | 17.6 °C | 28.1 °C | 96.77 mm |
| August | 16.7 °C | 27.3 °C | 94.49 mm |
| September | 12.9 °C | 23.7 °C | 100.58 mm |
| October | 7 °C | 17 °C | 91.44 mm |
| November | 1.6 °C | 10.1 °C | 80.01 mm |
| December | -3.2 °C | 3.9 °C | 76.71 mm |
| Annual | 5.7 °C | 15.3 °C | 1064.25 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 |