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Tokyo Bay

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Tokyo Bay Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Tokyo Bay year round climate

  • Spring (March–May): Average 11.3–19°C, mild and comfortable weather, but occasional showers; cherry blossoms bloom in March. Common activities: Cherry blossom viewing, outings, seaside walks. Recommended clothing: Light jacket, long-sleeved shirt; bring an umbrella.
  • Summer (June–August): Average 22.5–28.2°C, hot and humid, more rainfall, especially in June. Common activities: Swimming, water sports, night markets. Recommended clothing: Light and breathable clothing, sun-protective clothing, sun hat.
  • Autumn (September–November): Average 19.7–15.3°C, pleasant and comfortably dry weather, ideal for sightseeing. Common activities: Maple leaf viewing, outdoor activities, visiting temples and shrines. Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 9.6–7.2°C, cold and dry, little rainfall. Common activities: Hot springs, indoor activities. Recommended clothing: Warm coat, sweater, scarf, gloves.

Tokyo Bay climatological average

Annual average temperature: approx. 17°C / Annual rainfall: approx. 1529 mm / Summer humidity: 70%–80% / Rainiest month: June

Tokyo Bay monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
6.7°C
37.4
February
7.2°C
84.4
March
11.3°C
133.3
April
15.8°C
174
May
19°C
187
June
22.5°C
220.3
July
27.3°C
97.8
August
28.2°C
198.8
September
26°C
136.2
October
19.7°C
131.2
November
15.3°C
96.8
December
9.6°C
32.6

Tokyo Bay weather for the next seven days

12/16
Tuesday
Partly Cloudy
10.1°C/7.7°C
12/17
Wednesday
Sunny
11.8°C/7.9°C
12/18
Thursday
Patchy rain nearby
11.2°C/9.1°C
12/19
Friday
Patchy rain nearby
11.7°C/10.2°C
12/20
Saturday
Moderate rain
18.2°C/10.8°C
12/21
Sunday
Moderate rain
17.4°C/13°C
12/22
Monday
Moderate rain
13°C/8.7°C