Niigata weather in January 2026

Expect daytime maximum temperatures of 41°F in Niigata, Japan in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 29 days with some rainfall and typically 7.4 inches of rainfall in the month.

  • 41°F maximum daytime temperature in January in Niigata41
    41°F max day temperature
  • 2 hours of sunshine per day
  • 29 days with some rainfall in January in Niigata29
    29 days with some rainfall
  • 30°F minimum night-time temperature in January in Niigata30
    30°F min night temperature
  • 10 hours of daylight per day in January in Niigata10
    10 hours of daylight per day
  • No heat & humidity in January in Niigata0
    No heat & humidity
  • 7.4 inches monthly rainfall in January in Niigata7.4
    7.4 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Niigata2
    2 (Low) UV index
  • 54°F sea temperature in January in Niigata54
    54°F sea temperature

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The January weather guide for Japan (Niigata) 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 Niigata in January?

Daytime temperatures usually reach 50°F in Niigata in January, falling to 32°F at night.

How sunny is it in Niigata in January?

There are normally 6 hours of bright sunshine each day in Niigata in January - that's 59% of daylight hours.

How warm is the sea around Niigata in January?

The average sea temperature around Niigata in January is 59°F.

Does it rain in Niigata in January?

There are usually 9 days with some rain in Niigata in January and the average monthly rainfall is 1.7 inches.

Niigata January sunrise & sunset times

Browse the sunrise and sunset times for Niigata in January 2026. Select a month to view Niigata sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:00 16:35
Friday, 16th January 2026 06:58 16:49
Saturday, 31st January 2026 06:49 17:05

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