Bainbridge, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.7 °C (low) to 16.1 °C (high). Annual precipitation averages 1141.2 Millimeters. Bainbridge is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.1 °C | 1.5 °C | 78.49 mm |
| February | -5.7 °C | 3.9 °C | 65.02 mm |
| March | -0.5 °C | 9.9 °C | 84.07 mm |
| April | 5.3 °C | 16.4 °C | 118.36 mm |
| May | 11.3 °C | 22 °C | 123.19 mm |
| June | 16.2 °C | 26.8 °C | 132.84 mm |
| July | 17.8 °C | 28.2 °C | 115.32 mm |
| August | 16.6 °C | 27.6 °C | 82.3 mm |
| September | 12.6 °C | 24.7 °C | 88.65 mm |
| October | 6.2 °C | 17.9 °C | 87.88 mm |
| November | 0.5 °C | 10.3 °C | 89.66 mm |
| December | -4.3 °C | 3.8 °C | 75.44 mm |
| Annual | 5.7 °C | 16.1 °C | 1141.22 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |