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Tosu

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Tosu Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Tosu year round climate

  • Spring (March–May): Average 10.3–18.6°C, mild climate with relatively high rainfall, especially abundant in April. Common activities: Spring outings, flower viewing. Recommended clothing: Light jacket, long-sleeved shirt, and an umbrella.
  • Summer (June–August): Average 22.6–28.3°C, hot and humid with relatively high rainfall, most rainfall in June. Common activities: Heat escape, water activities. Recommended clothing: Light and breathable clothing, sun hat, and sunscreen.
  • Autumn (September–November): Average 18.4–26.0°C, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: Outdoor excursions, viewing red leaves (if applicable). Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 4.7–6.8°C, cold and dry with low rainfall. Common activities: Hot springs (if applicable), indoor activities. Recommended clothing: Warm coat, sweater, scarf, and hat.

Tosu climatological average

Annual average temperature: approx. 16°C / Annual rainfall: approx. 1853 mm / Summer humidity: 70%–80% / Rainiest month: June

Tosu monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
4.7°C
69.5
February
6.2°C
93.9
March
10.3°C
147.8
April
15.2°C
188.8
May
18.6°C
182
June
22.6°C
322.2
July
26.7°C
281.5
August
28.3°C
194.7
September
26°C
166.2
October
18.4°C
74.6
November
13.4°C
102.8
December
6.8°C
29.4

Tosu weather for the next seven days

12/19
Friday
Sunny
15.9°C/6.6°C
12/20
Saturday
Moderate rain
16.4°C/11.1°C
12/21
Sunday
Heavy rain
13.8°C/6.7°C
12/22
Monday
Sunny
12.3°C/5.1°C
12/23
Tuesday
Sunny
15.2°C/5.3°C
12/24
Wednesday
Moderate rain
12°C/8.8°C
12/25
Thursday
Sunny
12.1°C/6.9°C