Pack or skip
Thermal underwear for Michigan Center in September
Verdict
Skip it
Lows near 52°F — you'll overheat.
Why
Michigan Center in September averages highs of 73°F, lows of 52°F, 10 rainy days.
That climate means thermal underwear isn't pulling its weight. Lows near 52°F — you'll overheat.
Other decisions for Michigan Center
Nearby months
See the full packing list for Michigan Center in September →