Lapel, 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 16.5 °C (high). Annual precipitation averages 1090.2 Millimeters. Lapel 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 | -7.1 °C | 1.6 °C | 71.88 mm |
| February | -5.6 °C | 3.8 °C | 59.69 mm |
| March | -0.8 °C | 9.7 °C | 82.8 mm |
| April | 5 °C | 16.9 °C | 109.73 mm |
| May | 11.2 °C | 22.6 °C | 118.62 mm |
| June | 16.2 °C | 27.3 °C | 131.57 mm |
| July | 17.7 °C | 28.9 °C | 106.68 mm |
| August | 16.7 °C | 28.2 °C | 87.12 mm |
| September | 12.6 °C | 25.2 °C | 83.06 mm |
| October | 6.3 °C | 18.4 °C | 80.01 mm |
| November | 0.8 °C | 10.7 °C | 84.58 mm |
| December | -4.1 °C | 4.1 °C | 74.42 mm |
| Annual | 5.7 °C | 16.5 °C | 1090.16 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 |