If you're looking for summer vibes, the best time to travel to Michigan City is in June, July and August, when the average temperature reaches 23.03 °C, while July, August and June are the 3 sunniest months of the year, with an average of 119.62 hours.
If you prefer colder temperatures, however, make sure you visit Michigan City during the months of January, February and December to experience an average of -2.33 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during January, February and April, when the average precipitation in Michigan City is 8.25 mm, while the months of January, February and March are drier, with an average of 0 mm.