Seoul Weather Year-Round — Best Time to Visit
Seoul, South Korea has mild weather year-round. The best time to visit is June (score: 84/100). Annual average high: 16.4°C, total rainfall: 1204mm.
When is the best time to visit Seoul?
84
June is the best month to visit Seoul with a travel score of 84/100 (Excellent).
Expect highs of 26.5°C, 9 rain days, and 9.6 hours of daily sunshine.
View June weather details →Travel Score by Month
60
Jan
64
Feb
67
Mar
75
Apr
82
May
84
Jun
68
Jul
71
Aug
82
Sep
78
Oct
64
Nov
60
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Seoul each month?
16.4°C
Avg High
7.4°C
Avg Low
1204mm
Annual Rain
How much rain does Seoul get?
Seoul receives 1204mm of rain annually. The wettest month is typically July with 309mm, while January is the driest.
What is the weather like each month in Seoul?
January
60
2°C
Low: -7°C
3 rain days
Mixed
February
64
5°C
Low: -5°C
4 rain days
Good
March
67
10°C
Low: 0°C
6 rain days
Good
April
75
17°C
Low: 6°C
7 rain days
Good
May
82
22°C
Low: 12°C
8 rain days
Excellent
June
Best time to visit84
27°C
Low: 17°C
9 rain days
Excellent
July
68
28°C
Low: 22°C
16 rain days
Good
August
71
29°C
Low: 22°C
15 rain days
Good
September
82
25°C
Low: 17°C
8 rain days
Excellent
October
78
19°C
Low: 9°C
5 rain days
Good
November
64
11°C
Low: 2°C
7 rain days
Good
December
60
3°C
Low: -5°C
4 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31