Pack or skip
Thermal underwear for Michigan Center in February
Verdict
Pack it
Lows around 18°F — thermals are the difference between a walk and a march.
Why
Michigan Center in February averages highs of 34°F, lows of 18°F, 12 rainy days.
That climate means thermal underwear earns its space in the bag. Lows around 18°F — thermals are the difference between a walk and a march.