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Tachikawa

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Tachikawa Weather and climate

Data source:Meteostat
Update date:2025-09

Tachikawa year round climate
  • Spring (March–May): Average 9–17°C, mild climate but relatively rainy, especially in April. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, comfortable long-sleeved shirt, and rain gear are essential.
  • Summer (June–August): Average 21–27°C, hot and humid, with the most rainfall in June. Pay attention to heatstroke prevention. Common activities: Indoor activities, night sightseeing. Recommended clothing: Light and breathable clothing, sun hat, and sunscreen.
  • Autumn (September–November): Average 12–24°C, comfortable climate, gradually less rain, and a larger temperature difference between day and night. Common activities: Outdoor excursions, autumn leaves viewing (depending on the situation). Recommended clothing: Light jacket, long-sleeved shirt, and an extra layer for the morning and evening.
  • Winter (December–February): Average 3–6°C, cold and dry, with little rainfall. Common activities: Indoor activities, hot spring trips (requires traveling to other areas). Recommended clothing: Warm coat, sweater, scarf, and gloves.
Tachikawa climatological average

Annual average temperature: approx. 15°C / Annual rainfall: approx. 1653 mm / Summer humidity: 70%–80% / Rainiest month: June

Tachikawa monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
3.3°C
33.3
February
4.6°C
67.8
March
9°C
149
April
14.4°C
164.3
May
17.3°C
188.2
June
21.5°C
270.1
July
26.6°C
139.3
August
27.5°C
220.3
September
24.8°C
180.4
October
17.1°C
121
November
12.1°C
87.9
December
6°C
31.4
Tachikawa weather for the next seven days
11/4
Tuesday
Sunny
15.6°C/9.9°C
11/5
Wednesday
Partly Cloudy
17.5°C/11.2°C
11/6
Thursday
Partly Cloudy
18.8°C/12.2°C
11/7
Friday
Sunny
18.9°C/11.9°C
11/8
Saturday
Partly Cloudy
19.3°C/12.4°C
11/9
Sunday
Patchy rain nearby
22.2°C/16.2°C
11/10
Monday
Patchy rain nearby
20.8°C/14.1°C