Wakarusa, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.7 °F (low) to 59.2 °F (high). Annual precipitation averages 39.2 Inches. Wakarusa 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 17.4 °F | 31.6 °F | 2.56 in. |
| February | 19.6 °F | 35.2 °F | 2.26 in. |
| March | 28.0 °F | 46.4 °F | 2.29 in. |
| April | 38.5 °F | 59.4 °F | 3.49 in. |
| May | 49.9 °F | 70.6 °F | 4.32 in. |
| June | 59.4 °F | 79.8 °F | 4.04 in. |
| July | 62.7 °F | 83.0 °F | 4.36 in. |
| August | 61.0 °F | 81.2 °F | 4.14 in. |
| September | 53.5 °F | 75.4 °F | 3.24 in. |
| October | 42.5 °F | 62.7 °F | 3.34 in. |
| November | 32.3 °F | 48.4 °F | 2.77 in. |
| December | 23.4 °F | 36.6 °F | 2.42 in. |
| Annual | 40.7 °F | 59.2 °F | 39.23 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 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 |