Fall is officially upon Michigan, which means cooler temperatures won't be far off.

On average, cities in the Lower Peninsula see their first freezing temperatures —below 32 degrees — in October while the Upper Peninsula experiences frost earlier, typically in September, according to historical frost data from the National Weather Service .

This year, the Upper Peninsula was a bit ahead of schedule, recording below-freezing temperatures in late August. On Aug. 28, Baraga Plains recorded temperatures at 27 degrees overnight. It's not clear, though, whether frost formed in the area.

Frost in late August is not considered as normal, but it's also not record setting; northern areas tend to get some early, cold days, explained Sean Christensen, meteorologist for the NWS office in Gaylor

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