Pack or skip
Insect repellent for Busan in August
Verdict
Pack it
Warm (84°F) plus 13 rainy days = mosquito conditions.
Why
Busan in August averages highs of 84°F, lows of 73°F, 13 rainy days.
That climate means insect repellent earns its space in the bag. Warm (84°F) plus 13 rainy days = mosquito conditions.