Pack or skip
Scarf for Tokyo in December
Verdict
Pack it
Lows around 39°F — a scarf traps warmth at the neck for zero bulk.
Why
Tokyo in December averages highs of 54°F, lows of 39°F, 5 rainy days.
That climate means a scarf earns its space in the bag. Lows around 39°F — a scarf traps warmth at the neck for zero bulk.