Country Club Heights, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.5 °C (low) to 16.3 °C (high). Annual precipitation averages 1100.1 Millimeters. Country Club Heights is located in USDA Plant Hardiness Zone 6a. 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 | -7.3 °C | 1.3 °C | 75.95 mm |
| February | -5.9 °C | 3.6 °C | 61.47 mm |
| March | -1.2 °C | 9.5 °C | 83.82 mm |
| April | 4.6 °C | 16.7 °C | 108.46 mm |
| May | 10.9 °C | 22.6 °C | 116.08 mm |
| June | 16 °C | 27.2 °C | 131.83 mm |
| July | 17.3 °C | 28.8 °C | 110.74 mm |
| August | 16.3 °C | 28.2 °C | 87.88 mm |
| September | 12.2 °C | 25.2 °C | 80.52 mm |
| October | 6.2 °C | 18.3 °C | 81.28 mm |
| November | 0.6 °C | 10.6 °C | 86.11 mm |
| December | -4.2 °C | 3.9 °C | 75.95 mm |
| Annual | 5.5 °C | 16.3 °C | 1100.09 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 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |