Michiana Shores, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.7 °F (low) to 57.9 °F (high). Annual precipitation averages 38.1 Inches. Michiana Shores 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.1 °F | 32.3 °F | 2.51 in. |
| February | 21.5 °F | 35.4 °F | 1.99 in. |
| March | 29.5 °F | 45.0 °F | 2.31 in. |
| April | 39.4 °F | 56.4 °F | 3.44 in. |
| May | 49.8 °F | 67.4 °F | 3.46 in. |
| June | 59.8 °F | 76.2 °F | 4.22 in. |
| July | 65.5 °F | 80.6 °F | 3.97 in. |
| August | 64.5 °F | 79.3 °F | 4.17 in. |
| September | 57.5 °F | 73.5 °F | 3.32 in. |
| October | 45.3 °F | 61.9 °F | 3.76 in. |
| November | 35.3 °F | 49.1 °F | 2.67 in. |
| December | 25.1 °F | 37.5 °F | 2.31 in. |
| Annual | 42.7 °F | 57.9 °F | 38.13 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |