Orange, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.4 °C (low) to 14.8 °C (high). Annual precipitation averages 1163.8 Millimeters. Orange is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.8 °C | 0.5 °C | 86.36 mm |
| February | -7.4 °C | 2 °C | 63.25 mm |
| March | -3.2 °C | 6.9 °C | 86.36 mm |
| April | 3 °C | 14.5 °C | 100.58 mm |
| May | 8.9 °C | 21.1 °C | 105.66 mm |
| June | 14 °C | 25.6 °C | 107.44 mm |
| July | 16.3 °C | 27.8 °C | 113.54 mm |
| August | 15.2 °C | 26.9 °C | 104.14 mm |
| September | 11.4 °C | 23.3 °C | 108.46 mm |
| October | 5.8 °C | 16.3 °C | 104.9 mm |
| November | 0.7 °C | 9.2 °C | 92.96 mm |
| December | -4.2 °C | 3.2 °C | 90.17 mm |
| Annual | 4.4 °C | 14.8 °C | 1163.82 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |