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Suwa

Suwa 1
Travel Info
1
Travel Info

Suwa Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Suwa year round climate

  • Spring (March–May): Average 12.7–20.4°C, mild climate but with relatively high rainfall, especially in April. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, long-sleeved shirt.
  • Summer (June–August): Average 24.0–29.6°C, hot and humid with frequent rainfall; June is the rainiest month. Common activities: Summer resort, water activities (if there are nearby lakes or streams). Recommended clothing: Light and breathable clothing, sun hat.
  • Autumn (September–November): Average 20.9–16.0°C, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: Hiking, maple viewing (if maple leaves are present locally). Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 9.1–8.8°C, cold and dry with less rainfall. Common activities: Hot springs, skiing (if there are nearby ski resorts). Recommended clothing: Warm coat, beanie, scarf, gloves.

Suwa climatological average

Annual average temperature: approx. 18.5°C / Annual rainfall: approx. 2118 mm / Summer humidity: 70%–80% / Rainiest month: June

Suwa monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
7.8°C
80.5
February
8.8°C
93.5
March
12.7°C
167.9
April
17.1°C
208.7
May
20.4°C
217.5
June
24°C
380.4
July
28.6°C
329.5
August
29.6°C
198.8
September
27.3°C
178.1
October
20.9°C
90.6
November
16°C
118
December
9.1°C
54.7

Suwa weather for the next seven days

9/14
Monday
Light rain shower
27.4°C/21.5°C
9/15
Tuesday
Light rain shower
28.7°C/20.6°C
9/16
Wednesday
Overcast
30.1°C/20.1°C
9/17
Thursday
Light rain shower
29°C/20.7°C
9/18
Friday
Light rain shower
28.8°C/21.4°C
9/19
Saturday
Patchy rain nearby
29°C/21.2°C
9/20
Sunday
Sunny
27°C/21.2°C