Shimonoseki Weather Year-Round — Best Time to Visit
Shimonoseki, Japan has mild weather year-round. The best time to visit is October (score: 80/100). Annual average high: 19.2°C, total rainfall: 1591mm.
When is the best time to visit Shimonoseki?
80
October is the best month to visit Shimonoseki with a travel score of 80/100 (Excellent).
Expect highs of 21.8°C, 8 rain days, and 8.4 hours of daily sunshine.
View October weather details →Travel Score by Month
57
Jan
61
Feb
64
Mar
71
Apr
78
May
71
Jun
72
Jul
78
Aug
77
Sep
80
Oct
72
Nov
61
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Shimonoseki each month?
19.2°C
Avg High
13.5°C
Avg Low
1591mm
Annual Rain
How much rain does Shimonoseki get?
Shimonoseki receives 1591mm of rain annually. The wettest month is typically June with 259mm, while December is the driest.
What is the weather like each month in Shimonoseki?
January
57
9°C
Low: 4°C
10 rain days
Mixed
February
61
10°C
Low: 4°C
9 rain days
Good
March
64
13°C
Low: 6°C
10 rain days
Good
April
71
18°C
Low: 11°C
10 rain days
Good
May
78
22°C
Low: 15°C
10 rain days
Good
June
71
25°C
Low: 20°C
14 rain days
Good
July
72
29°C
Low: 24°C
15 rain days
Good
August
78
30°C
Low: 25°C
12 rain days
Good
September
77
27°C
Low: 22°C
11 rain days
Good
October
Best time to visit80
22°C
Low: 16°C
8 rain days
Excellent
November
72
16°C
Low: 11°C
8 rain days
Good
December
61
11°C
Low: 6°C
9 rain days
Good
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Data based on 1994–2024 averages · Last updated: 2024-12-31