Yokohama weather in December 2025

Expect daytime maximum temperatures of 55°F in Yokohama, Japan in December based on long-term weather averages. There are 6 hours of sunshine per day on average with 11 days with some rainfall and typically 2.1 inches of rainfall in the month.

  • 55°F maximum daytime temperature in December in Yokohama55
    55°F max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in December in Yokohama11
    11 days with some rainfall
  • 39°F minimum night-time temperature in December in Yokohama39
    39°F min night temperature
  • 10 hours of daylight per day in December in Yokohama10
    10 hours of daylight per day
  • No heat & humidity in December in Yokohama0
    No heat & humidity
  • 2.1 inches monthly rainfall in December in Yokohama2.1
    2.1 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Yokohama2
    2 (Low) UV index
  • 66°F sea temperature in December in Yokohama66
    66°F sea temperature

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The December weather guide for Japan (Yokohama) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Japan

How warm is it in Yokohama in December?

Daytime temperatures usually reach 55°F in Yokohama in December, falling to 39°F at night.

How sunny is it in Yokohama in December?

There are normally 6 hours of bright sunshine each day in Yokohama in December - that's 56% of daylight hours.

How warm is the sea around Yokohama in December?

The average sea temperature around Yokohama in December is 66°F.

Does it rain in Yokohama in December?

There are usually 11 days with some rain in Yokohama in December and the average monthly rainfall is 2.1 inches.

Yokohama December sunrise & sunset times

Browse the sunrise and sunset times for Yokohama in December 2025. Select a month to view Yokohama sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:32 16:29
Tuesday, 16th December 2025 06:44 16:30
Wednesday, 31st December 2025 06:50 16:39

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