Muroran Weather Year-Round — Best Time to Visit
Muroran, Japan has cool weather year-round. The best time to visit is July (score: 73/100). Annual average high: 10.4°C, total rainfall: 1188mm.
When is the best time to visit Muroran?
73
July is the best month to visit Muroran with a travel score of 73/100 (Good).
Expect highs of 21°C, 12 rain days, and 8.8 hours of daily sunshine.
View July weather details →Travel Score by Month
42
Jan
47
Feb
51
Mar
58
Apr
61
May
71
Jun
73
Jul
71
Aug
71
Sep
65
Oct
51
Nov
41
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Muroran each month?
10.4°C
Avg High
6°C
Avg Low
1188mm
Annual Rain
How much rain does Muroran get?
Muroran receives 1188mm of rain annually. The wettest month is typically August with 186mm, while February is the driest.
What is the weather like each month in Muroran?
January
42
-1°C
Low: -6°C
10 rain days
Mixed
February
47
-1°C
Low: -5°C
8 rain days
Mixed
March
51
2°C
Low: -2°C
10 rain days
Mixed
April
58
7°C
Low: 2°C
10 rain days
Mixed
May
61
13°C
Low: 7°C
12 rain days
Good
June
71
17°C
Low: 12°C
10 rain days
Good
July
Best time to visit73
21°C
Low: 17°C
12 rain days
Good
August
71
23°C
Low: 19°C
13 rain days
Good
September
71
21°C
Low: 17°C
12 rain days
Good
October
65
15°C
Low: 10°C
11 rain days
Good
November
51
8°C
Low: 3°C
12 rain days
Mixed
December
41
1°C
Low: -3°C
12 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31