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Osu
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Osu Weather and climate
Data source：Meteostat
Update date：2025-09
Osu year round climate
- Spring (March–May): Average 10.9–19.8°C, mild climate but with relatively high rainfall, especially in April. Common activities: Flower viewing (such as cherry blossoms and plum blossoms, depending on actual blooming conditions), outdoor walks. Recommended clothing: Light jacket, long-sleeved shirts and pants, rain gear.
- Summer (June–August): Average 24.0–29.4°C, hot and humid with abundant rainfall. Common activities: Indoor activities, nighttime activities, visits to summer resorts. Recommended clothing: Light and breathable clothing, short sleeves, shorts, sun hat, rain gear.
- Autumn (September–November): Average 14.3–27.2°C, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: Maple leaf viewing (depending on actual leaf color change conditions), outdoor activities. Recommended clothing: Long-sleeved shirts and pants, light jacket, adjust clothing according to temperature changes.
- Winter (December–February): Average 5.1–7.3°C, cold and dry with less rainfall. Common activities: Hot spring bathing, visiting indoor attractions. Recommended clothing: Warm jacket, sweater, scarf, gloves, hat.
Osu climatological average
Annual average temperature: approx. 17°C / Annual rainfall: approx. 1621 mm / Summer humidity: 70%–80% / Rainiest month: June
Osu monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
5.1°C
27
February
6.4°C
72.3
March
10.9°C
131.3
April
16.7°C
148.7
May
19.8°C
181.3
June
24°C
241.7
July
28.6°C
221.7
August
29.4°C
211.7
September
27.2°C
149.3
October
19.5°C
113
November
14.3°C
94.3
December
7.3°C
28.7
Osu weather for the next seven days
10/30
Thursday
Sunny
19.1°C/12.5°C
10/31
Friday
Heavy rain
18.1°C/13.8°C
11/1
Saturday
Moderate rain
18.9°C/12.9°C
11/2
Sunday
Patchy rain nearby
19.2°C/13.2°C
11/3
Monday
Sunny
19.4°C/11.7°C
11/4
Tuesday
Overcast
18.3°C/15.3°C
11/5
Wednesday
Moderate rain
19°C/15.9°C
