New Carlisle, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.9 °C (low) to 15 °C (high). Annual precipitation averages 1029 Millimeters. New Carlisle 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.1 °C | -0.2 °C | 70.36 mm |
| February | -6.9 °C | 1.8 °C | 58.67 mm |
| March | -2.2 °C | 7.9 °C | 60.71 mm |
| April | 3.6 °C | 14.9 °C | 89.66 mm |
| May | 9.8 °C | 21.2 °C | 104.14 mm |
| June | 15.2 °C | 26.2 °C | 107.95 mm |
| July | 17.3 °C | 28.2 °C | 103.38 mm |
| August | 16.3 °C | 27.2 °C | 106.93 mm |
| September | 12.2 °C | 23.9 °C | 87.88 mm |
| October | 6.1 °C | 16.9 °C | 100.08 mm |
| November | 0.3 °C | 9.1 °C | 75.18 mm |
| December | -4.8 °C | 2.7 °C | 64.01 mm |
| Annual | 4.9 °C | 15 °C | 1028.95 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |