Pack or skip
Thermal underwear for Santa Fe in January
Verdict
Pack it
Lows around 19°F — thermals are the difference between a walk and a march.
Why
Santa Fe in January averages highs of 43°F, lows of 19°F, 4 rainy days.
That climate means thermal underwear earns its space in the bag. Lows around 19°F — thermals are the difference between a walk and a march.