Koch'ang Weather Year-Round — Best Time to Visit
Koch'ang, South Korea has mild weather year-round. The best time to visit is May (score: 82/100). Annual average high: 17.5°C, total rainfall: 1165mm.
When is the best time to visit Koch'ang?
82
May is the best month to visit Koch'ang with a travel score of 82/100 (Excellent).
Expect highs of 22.2°C, 8 rain days, and 9.8 hours of daily sunshine.
View May weather details →Travel Score by Month
56
Jan
62
Feb
67
Mar
75
Apr
82
May
81
Jun
69
Jul
71
Aug
79
Sep
80
Oct
68
Nov
58
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Koch'ang each month?
17.5°C
Avg High
9.7°C
Avg Low
1165mm
Annual Rain
How much rain does Koch'ang get?
Koch'ang receives 1165mm of rain annually. The wettest month is typically July with 235mm, while January is the driest.
What is the weather like each month in Koch'ang?
January
56
4°C
Low: -3°C
6 rain days
Mixed
February
62
6°C
Low: -1°C
5 rain days
Good
March
67
11°C
Low: 2°C
7 rain days
Good
April
75
17°C
Low: 7°C
7 rain days
Good
May
Best time to visit82
22°C
Low: 13°C
8 rain days
Excellent
June
81
26°C
Low: 18°C
10 rain days
Excellent
July
69
29°C
Low: 23°C
16 rain days
Good
August
71
29°C
Low: 23°C
16 rain days
Good
September
79
26°C
Low: 18°C
10 rain days
Good
October
80
20°C
Low: 12°C
6 rain days
Excellent
November
68
13°C
Low: 5°C
7 rain days
Good
December
58
6°C
Low: -1°C
6 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31