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Shimane
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Shimane Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Shimane year round climate
- Spring (March–May): 11.1–19.3°C on average, mild climate but with relatively high rainfall, especially in March and April. Common activities: flower viewing, hiking. Recommended clothing: light jacket, long-sleeved shirt, rain gear.
- Summer (June–August): 23.1–28.6°C on average, hot and humid with relatively high rainfall, especially in June. Common activities: swimming at the beach, mountain climbing for summer escape. Recommended clothing: light and breathable clothing, sun hat, rain gear.
- Autumn (September–November): 14.2–25.9°C on average, pleasant and comfortable climate with gradually decreasing rainfall. Common activities: maple leaf viewing, outdoor activities. Recommended clothing: comfortable long-sleeved clothing, light jacket.
- Winter (December–February): 5.9–8.3°C on average, cold and dry with low rainfall. Common activities: onsen experience, indoor activities. Recommended clothing: warm jacket, hat, scarf, gloves.
Shimane climatological average
Annual average temperature: approx. 17°C / Annual rainfall: approx. 1648 mm / Summer humidity: 70%–80% / Rainiest month: June
Shimane monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
5.9°C
25
February
6.8°C
63.7
March
11.1°C
148.3
April
16.2°C
143.7
May
19.3°C
186.3
June
23.1°C
253.7
July
28.3°C
156.7
August
28.6°C
206.3
September
25.9°C
217
October
18.9°C
146.7
November
14.2°C
75.7
December
8.3°C
25.8
Shimane weather for the next seven days
12/17
Wednesday
Sunny
12.2°C/6.8°C
12/18
Thursday
Sunny
11.9°C/7.3°C
12/19
Friday
Partly Cloudy
11.8°C/7.1°C
12/20
Saturday
Patchy rain nearby
18.3°C/9°C
12/21
Sunday
Patchy rain nearby
18.4°C/13.7°C
12/22
Monday
Moderate rain
14°C/8.4°C
12/23
Tuesday
Partly Cloudy
10.5°C/7.3°C
