
South Korea
Seoul in September
28° / 18°Rainy days 11
Good-value Seoul hotels in September
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Seoul weather in September
28° / 18°
136 mm
11 / 30
81/100
Seoul in September ranks #4 of 12 months for comfort: highs around 28°C, lows 18°C, and about 11 rainy days. Compared with August, highs change by -3°C and rainy days by -7.
Compared with the months around it
| Month | High / Low | Rainy days | Index |
|---|---|---|---|
| August | 31° / 24° | 18 | 46 |
| September | 28° / 18° | 11 | 81 |
| October | 21° / 11° | 8 | 86 |
Top tours & tickets in Seoul
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Public holidays · September 2027
- 09/14Chuseok
- 09/15Chuseok
- 09/16Chuseok









