Tokyo Weather in January

What's the weather like in Tokyo (Tōkyō) in January 2023?

The climate in Tokyo during January can be summarized as cool and reasonably dry.

January is in the winter in Tokyo and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 10°C (50°F), whilst at night 0°C (33°F) is normal.

Tokyo weather averages (imperial / metric)
Daytime temperature 9.7°C 49.5°F
Nightly temperature 0.3°C 32.5°F
Average temperature 5°C 41°F
Daily sunshine 6.4 hrs
Avg rainfall 43 mm 1.7 ins
Rainy days 9 days
Sea temperature 16.7°C 62.1°F
Humidity 54%
Windspeed 10.8kph 7 mph

On average January is the driest month of the year in Tokyo with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.4 hours of sunshine per day.

January temperatures in Tokyo

Tokyo average temperature in January

January rainfall

Tokyo average rain in January

January hourly sunshine

Tokyo average rain in January

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Tokyo in January 2022.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Tokyo weather stats

Tokyo weather statistics
Hottest month: August 30.8°C 87.4°F
Driest month: January 43mm 1.7ins
Sunniest month: January 6.4hrs
Coldest month: January 9.5°C 49.1°F
Wettest month: June 181mm 7.1ins
Map showing location of Tokyo (35.6895, 139.69171)

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