Pack or skip
Umbrella for Seoul in September
Verdict
Pack it
Around 10 rainy days across the month — an umbrella earns its space.
Why
Seoul in September averages highs of 79°F, lows of 63°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.