Pack or skip
Thermal underwear for Milwaukee in March
Verdict
Pack it
Lows around 27°F — thermals are the difference between a walk and a march.
Why
Milwaukee in March averages highs of 43°F, lows of 27°F, 11 rainy days.
That climate means thermal underwear earns its space in the bag. Lows around 27°F — thermals are the difference between a walk and a march.