Pack or skip
Thermal underwear for New York in January
Verdict
Pack it
Lows around 26°F — thermals are the difference between a walk and a march.
Why
New York in January averages highs of 38°F, lows of 26°F, 11 rainy days.
That climate means thermal underwear earns its space in the bag. Lows around 26°F — thermals are the difference between a walk and a march.