Nishinoshima Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Nishinoshima year round climate
Spring (March–May): Average 8.8–17.1°C, mild climate but relatively rainy, especially in April. Common activities: flower viewing, hiking (be mindful of changing weather). Recommended clothing: light jacket, comfortable long pants, rain gear.
Summer (June–August): Average 21.7–27.8°C, hot and humid, with the most rainfall in July; take precautions against heatstroke and sunstroke. Common activities: beach activities, swimming. Recommended clothing: light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 17.6–24.5°C, comfortable and pleasant climate, but occasional rain. Common activities: mountain climbing, hiking. Recommended clothing: comfortable long-sleeved clothing, light jacket.
Winter (December–February): Average 4.8–7.1°C, cold and humid, with relatively high rainfall. Common activities: indoor activities. Recommended clothing: warm jacket, scarf, gloves, hat.
Nishinoshima climatological average
Annual average temperature: approx. 15.6°C / Annual rainfall: approx. 1708 mm / Summer humidity: 70%–80% / Rainiest month: July
Nishinoshima monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
4.8°C
164
February
5.2°C
103.3
March
8.8°C
98.3
April
13.4°C
143.7
May
17.1°C
110.3
June
21.7°C
178.3
July
26.3°C
207
August
27.8°C
98.3
September
24.5°C
162.7
October
17.6°C
131.3
November
13.1°C
154
December
7.1°C
157
Nishinoshima weather for the next seven days
4/7
Tuesday
Patchy rain nearby
10.3°C/6.7°C
4/8
Wednesday
Sunny
11.7°C/5.9°C
4/9
Thursday
Moderate rain
14.5°C/9.4°C
4/10
Friday
Heavy rain
14.9°C/11.2°C
4/11
Saturday
Sunny
14.7°C/10°C
4/12
Sunday
Sunny
17.2°C/10.2°C
4/13
Monday
Patchy rain nearby
15.7°C/12.4°C
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