Mingo Junction, 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 17 °C (high). Annual precipitation averages 1069.6 Millimeters. Mingo Junction is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.8 °C | 3.2 °C | 83.82 mm |
| February | -5 °C | 4.9 °C | 64.77 mm |
| March | -1.2 °C | 10.2 °C | 83.57 mm |
| April | 4.4 °C | 17.5 °C | 94.74 mm |
| May | 10 °C | 22.9 °C | 104.39 mm |
| June | 14.9 °C | 27.1 °C | 113.54 mm |
| July | 17.3 °C | 28.9 °C | 106.68 mm |
| August | 16.5 °C | 28.3 °C | 91.19 mm |
| September | 12.7 °C | 25.1 °C | 90.68 mm |
| October | 6.4 °C | 18.4 °C | 80.52 mm |
| November | 1.1 °C | 11.5 °C | 75.95 mm |
| December | -2.8 °C | 5.6 °C | 79.76 mm |
| Annual | 5.7 °C | 17 °C | 1069.61 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 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 |