Pack or skip
Umbrella for Busan in September
Verdict
Pack it
Around 10 rainy days across the month — an umbrella earns its space.
Why
Busan in September averages highs of 77°F, lows of 66°F, 10 rainy days.
That climate means an umbrella earns its space in the bag. Around 10 rainy days across the month — an umbrella earns its space.