Pack or skip
Scarf for Seoul in January
Verdict
Pack it
Lows around 21°F — a scarf traps warmth at the neck for zero bulk.
Why
Seoul in January averages highs of 36°F, lows of 21°F, 6 rainy days.
That climate means a scarf earns its space in the bag. Lows around 21°F — a scarf traps warmth at the neck for zero bulk.