Owensville, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.5 °C (low) to 18.9 °C (high). Annual precipitation averages 1207.3 Millimeters. Owensville is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.8 °C | 4.4 °C | 90.93 mm |
| February | -3.3 °C | 7.2 °C | 74.17 mm |
| March | 1.3 °C | 12.8 °C | 108.46 mm |
| April | 7.2 °C | 19.4 °C | 128.52 mm |
| May | 13 °C | 24.8 °C | 135.13 mm |
| June | 17.8 °C | 29.3 °C | 114.05 mm |
| July | 19.5 °C | 31.1 °C | 110.74 mm |
| August | 18.4 °C | 30.5 °C | 79.25 mm |
| September | 14.2 °C | 27.4 °C | 87.38 mm |
| October | 7.7 °C | 20.8 °C | 86.61 mm |
| November | 1.8 °C | 12.9 °C | 98.55 mm |
| December | -2.7 °C | 6.7 °C | 93.47 mm |
| Annual | 7.5 °C | 18.9 °C | 1207.26 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 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 |