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Nishiojima
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Nishiojima Weather and climate
Data source：Meteostat
Update date：2025-09
Nishiojima year round climate
- Spring (March–May): Average 11.1–19.3°C, mild climate but with relatively high rainfall, especially frequent in March and April. Common activities: flower viewing, hiking. Recommended clothing: light jacket, comfortable long pants or skirt, and an umbrella.
- Summer (June–August): Average 23.1–28.6°C, hot and humid, with heavier rainfall from June to August. Pay attention to heatstroke prevention. Common activities: swimming at the beach, outdoor activities (pay attention to sun protection). Recommended clothing: light and breathable clothing, sun hat, sunscreen.
- Autumn (September–November): Average 14.2–25.9°C, pleasant climate, with gradually decreasing temperatures and less rainfall. Common activities: mountain hiking, viewing autumn leaves (depending on tree species). Recommended clothing: comfortable long-sleeved clothing, light jacket. There is a significant temperature difference between morning and evening, so pay attention to keeping warm.
- Winter (December–February): Average 5.9–8.3°C, cold and dry, with little rainfall. Common activities: hot spring bathing, indoor activities. Recommended clothing: warm coat, scarf, hat, gloves.
Nishiojima climatological average
Annual average temperature: approx. 17°C / Annual rainfall: approx. 1648 mm / Summer humidity: 70%–80% / Rainiest month: June
Nishiojima 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
Nishiojima weather for the next seven days
11/5
Wednesday
Partly Cloudy
18.1°C/12.9°C
11/6
Thursday
Partly Cloudy
17.5°C/15.2°C
11/7
Friday
Sunny
20.4°C/14.1°C
11/8
Saturday
Overcast
17.6°C/13.8°C
11/9
Sunday
Cloudy
19.5°C/13.8°C
11/10
Monday
Patchy rain nearby
19.8°C/15.3°C
11/11
Tuesday
Sunny
17°C/13.1°C
