Pack or skip
Scarf for San Antonio in January
Verdict
Pack it
Lows around 40°F — a scarf traps warmth at the neck for zero bulk.
Why
San Antonio in January averages highs of 62°F, lows of 40°F, 8 rainy days.
That climate means a scarf earns its space in the bag. Lows around 40°F — a scarf traps warmth at the neck for zero bulk.