Odon, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.9 °C (low) to 18.5 °C (high). Annual precipitation averages 1230.4 Millimeters. Odon 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.4 °C | 3.7 °C | 87.38 mm |
| February | -3.9 °C | 6.4 °C | 70.61 mm |
| March | 0.8 °C | 12.3 °C | 98.3 mm |
| April | 6.4 °C | 19.3 °C | 128.27 mm |
| May | 12.4 °C | 24.3 °C | 143 mm |
| June | 17.1 °C | 28.8 °C | 128.27 mm |
| July | 18.7 °C | 30.4 °C | 112.27 mm |
| August | 17.6 °C | 30 °C | 83.57 mm |
| September | 13.4 °C | 27 °C | 95.25 mm |
| October | 7.1 °C | 20.6 °C | 91.95 mm |
| November | 1.4 °C | 12.6 °C | 101.09 mm |
| December | -2.9 °C | 6.1 °C | 90.42 mm |
| Annual | 6.9 °C | 18.5 °C | 1230.38 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |