Newburgh Heights, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.3 °C (low) to 15.3 °C (high). Annual precipitation averages 1114.5 Millimeters. Newburgh 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 | -5.9 °C | 1.6 °C | 78.74 mm |
| February | -5.5 °C | 2.8 °C | 58.67 mm |
| March | -1.5 °C | 7.3 °C | 90.42 mm |
| April | 4.7 °C | 14.7 °C | 104.65 mm |
| May | 10.7 °C | 21 °C | 106.93 mm |
| June | 15.9 °C | 25.8 °C | 106.17 mm |
| July | 18.3 °C | 27.9 °C | 99.82 mm |
| August | 17.2 °C | 27.1 °C | 103.12 mm |
| September | 13.6 °C | 23.7 °C | 104.14 mm |
| October | 7.8 °C | 17.3 °C | 96.77 mm |
| November | 2.4 °C | 10.3 °C | 83.57 mm |
| December | -2.6 °C | 4.3 °C | 81.53 mm |
| Annual | 6.3 °C | 15.3 °C | 1114.53 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 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |