Oita weather in January 2026

Q: How warm is it in Oita in January?

Daytime temperatures usually reach 10°C in Oita in January, falling to 0°C at night.

Q: How sunny is it in Oita in January?

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

Q: How warm is the sea around Oita in January?

The average sea temperature around Oita in January is 15°C.

Q: Does it rain in Oita in January?

There are usually 9 days with some rain in Oita in January and the average monthly rainfall is 43mm.

Expect daytime maximum temperatures of 48°F in Oita, Japan in January based on long-term weather averages. There are 4 hours of sunshine per day on average with 17 days with some rainfall and typically 2.0 inches of rainfall in the month.

48
48°F max day temperature
4
4 hours of sunshine per day
17
17 days with some rainfall
34
34°F min night temperature
10
10 hours of daylight per day
0
No heat & humidity
2.0
2.0 inches of monthly rainfall
3
3 (Moderate) UV index
64
64°F sea temperature

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The January weather guide for Japan (Oita) 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)

More about Japan

How warm is it in Oita in January?

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

How sunny is it in Oita in January?

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

How warm is the sea around Oita in January?

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

Does it rain in Oita in January?

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

Oita January sunrise & sunset times

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

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

Date	Sunrise times	Sunset times
Thursday, 1st January 2026	07:17	17:17
Friday, 16th January 2026	07:17	17:30
Saturday, 31st January 2026	07:10	17:44

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Japan - quick facts
Flight time^✝	11.5 to 15 hours
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