Osaka weather in January 2025

Expect 9°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Osaka in January. Check more long-term weather averages for Osaka in January before you book your next holiday to Japan in 2025/2026.

  • 9°C maximum daytime temperature in January in Osaka9
    9°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in January in Osaka17
    17 days with some rainfall
  • 1°C minimum night-time temperature in January in Osaka1
    1°C min night temperature
  • 10 hours of daylight per day in January in Osaka10
    10 hours of daylight per day
  • No heat & humidity in January in Osaka0
    No heat & humidity
  • 52 mm monthly rainfall in January in Osaka52
    52 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in January in Osaka3
    3 (Moderate) UV index
  • 16°C sea temperature in January in Osaka16
    16°C sea temperature

More about Osaka

Osaka by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Japan

Travelbag: Latest holiday sale offers worldwide

  • Explore latest sale offers on holidays in 2025/2026
  • Filter deals by continent, star rating & holiday type
  • Including Dubai, Caribbean, North America, Asia & Pacific
Go to Travelbag deal >>

View all Travelbag offers

TravelbagHoliday deal finder

The January weather guide for Japan (Osaka) 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 / mm)  |  Imperial (°F / inches)

Back to top

More about Japan

How warm is it in Osaka in January?

Daytime temperatures usually reach 9°C in Osaka in January, falling to 1°C at night.

How sunny is it in Osaka in January?

There are normally 5 hours of bright sunshine each day in Osaka in January - that's 44% of daylight hours.

How warm is the sea around Osaka in January?

The average sea temperature around Osaka in January is 16°C.

Does it rain in Osaka in January?

There are usually 17 days with some rain in Osaka in January and the average monthly rainfall is 52mm.

Osaka January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:05 16:58
Thursday, 16th January 2025 07:05 17:11
Friday, 31st January 2025 06:57 17:26

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^