Wolcott, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.9 °F (low) to 60.7 °F (high). Annual precipitation averages 39.9 Inches. Wolcott is located in USDA Plant Hardiness Zone 5b. 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 | 17.0 °F | 32.6 °F | 2.47 in. |
| February | 19.9 °F | 36.9 °F | 1.99 in. |
| March | 29.0 °F | 48.4 °F | 2.64 in. |
| April | 39.4 °F | 61.5 °F | 3.83 in. |
| May | 50.8 °F | 72.6 °F | 4.26 in. |
| June | 60.4 °F | 81.2 °F | 5.09 in. |
| July | 63.1 °F | 83.5 °F | 4.65 in. |
| August | 61.0 °F | 82.2 °F | 3.72 in. |
| September | 53.3 °F | 77.6 °F | 3.09 in. |
| October | 42.2 °F | 64.9 °F | 3.05 in. |
| November | 31.8 °F | 49.8 °F | 2.79 in. |
| December | 22.7 °F | 37.6 °F | 2.31 in. |
| Annual | 40.9 °F | 60.7 °F | 39.89 in. |
| 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 5b : -15°F to -10°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 |