Seoul weather in September 2024

The weather in Seoul in September is hot. The average temperatures are between 20°C and 26°C.

You can expect about 3 to 8 days of rain in Seoul during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Seoul in September 2024.

If you’re planning to visit Seoul in the near future, we highly recommend that you review the 14 day weather forecast for Seoul before you arrive.

Temperatures

26° / 20°

Rainy Days

Snowy Days

Dry Days

Rainfall

156

Sun Hours

10.3

Hrs

Sun	Mon	Tue	Wed	Thu	Fri	Sat
1 27° /17°	2 27° /19°	3 30° /20°	4 28° /21°	5 27° /19°	6 26° /20°	7 26° /18°
8 30° /19°	9 32° /20°	10 30° /21°	11 30° /21°	12 31° /21°	13 28° /20°	14 30° /19°
15 27° /20°	16 26° /20°	17 28° /21°	18 31° /20°	19 28° /20°	20 26° /18°	21 25° /18°
22 25° /17°	23 24° /17°	24 26° /18°	25 25° /18°	26 25° /18°	27 26° /18°	28 26° /19°
29 25° /18°	30 27° /17°

Explore the weather in Seoul in other months

Seoul annual weather

Month	Temperatures	Rainy Days	Dry Days	Snowy Days	Rainfall	Weather	More details
January	1° / -4°	4	19	8	25 mm	Awful	Seoul in January
February	4° / -1°	2	22	4	35 mm	Awful	Seoul in February
March	10° / 4°	3	26	2	59 mm	Bad	Seoul in March
April	15° / 9°	5	25	0	83 mm	Good	Seoul in April
May	21° / 14°	5	26	0	119 mm	Good	Seoul in May
June	25° / 19°	5	25	0	138 mm	Perfect	Seoul in June
July	28° / 23°	11	20	0	438 mm	Good	Seoul in July
August	29° / 24°	10	21	0	325 mm	Ok	Seoul in August
September	26° / 20°	5	25	0	156 mm	Perfect	Seoul in September
October	20° / 14°	3	28	0	77 mm	Good	Seoul in October
November	12° / 7°	4	24	2	86 mm	Bad	Seoul in November
December	3° / -1°	5	18	8	40 mm	Awful	Seoul in December