Kendallville, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40 °F (low) to 59.6 °F (high). Annual precipitation averages 39.2 Inches. Kendallville is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 17.0 °F | 31.6 °F | 2.59 in. |
| February | 18.9 °F | 35.4 °F | 2.12 in. |
| March | 27.3 °F | 46.8 °F | 2.46 in. |
| April | 37.9 °F | 60.5 °F | 3.69 in. |
| May | 49.4 °F | 71.3 °F | 4.58 in. |
| June | 59.0 °F | 80.3 °F | 4.09 in. |
| July | 61.9 °F | 83.6 °F | 3.89 in. |
| August | 60.0 °F | 81.5 °F | 3.96 in. |
| September | 52.6 °F | 75.7 °F | 3.17 in. |
| October | 41.7 °F | 63.0 °F | 3.11 in. |
| November | 31.7 °F | 48.6 °F | 3.05 in. |
| December | 22.9 °F | 36.5 °F | 2.48 in. |
| Annual | 40 °F | 59.6 °F | 39.19 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |