Pack or skip
Winter coat for Busan in August
Verdict
Skip it
Lows stay near 73°F — a coat is overkill.
Why
Busan in August averages highs of 84°F, lows of 73°F, 13 rainy days.
That climate means a winter coat isn't pulling its weight. Lows stay near 73°F — a coat is overkill.