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Tanzawa
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Tanzawa Weather and climate
Data source：Meteostat
Update date：2025-09
Tanzawa year round climate
- Spring (March–May): 8.6–17.4°C on average, mild climate, but rainfall increases gradually, especially in May. Common activities: hiking, flower viewing. Recommended clothing: comfortable and breathable long-sleeved clothing, and a windproof and waterproof jacket.
- Summer (June–August): 21.6–27.3°C on average, hot and humid, rainfall concentrated in June and August. Common activities: playing in streams, staying in mountain resorts. Recommended clothing: light and breathable short-sleeved clothing, and rain gear.
- Autumn (September–November): 10.6–24.2°C on average, comfortable and pleasant climate, rainfall gradually decreases. Common activities: hiking, viewing autumn leaves (in some areas). Recommended clothing: comfortable long-sleeved clothing, and a light jacket.
- Winter (December–February): 2.3–4.4°C on average, cold and dry, least rainfall. Common activities: skiing (depending on snowfall), hot spring bathing. Recommended clothing: warm clothing, such as down jackets, sweaters, scarves, and gloves.
Tanzawa climatological average
Annual average temperature: approx. 14.8°C / Annual rainfall: approx. 1316 mm / Summer humidity: 70%–80% / Rainiest month: June
Tanzawa monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
2.3°C
10.2
February
3.7°C
44.8
March
8.6°C
83.7
April
14.4°C
90
May
17.4°C
141.7
June
21.6°C
220.5
July
26.7°C
133.3
August
27.3°C
214.9
September
24.2°C
208.7
October
16°C
98.1
November
10.6°C
62.7
December
4.4°C
7.7
Tanzawa weather for the next seven days
10/31
Friday
Moderate rain
18°C/9°C
11/1
Saturday
Heavy rain
22.4°C/11.9°C
11/2
Sunday
Sunny
20.3°C/11.5°C
11/3
Monday
Sunny
17.6°C/10°C
11/4
Tuesday
Patchy rain nearby
14.5°C/11.3°C
11/5
Wednesday
Heavy rain
14.4°C/11.7°C
11/6
Thursday
Heavy rain
15.5°C/11.5°C
