Pack or skip
Winter coat for Busan in October
Verdict
Skip it
Lows stay near 56°F — a coat is overkill.
Why
Busan in October averages highs of 69°F, lows of 56°F, 7 rainy days.
That climate means a winter coat isn't pulling its weight. Lows stay near 56°F — a coat is overkill.
What to bring instead
Consider packable down jacket instead →
See the pack-or-skip verdict for packable down jacket in Busan in October.