Indonesia weather in January 2025

Expect 30°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Indonesia in January. Check more long-term weather averages for Indonesia in January before you book your next holiday to Indonesia in 2025/2026.

  • 30°C maximum daytime temperature in January in Indonesia (Jakarta)30
    30°C max day temperature
  • 4 hours of sunshine per day
  • 17 days with some rainfall in January in Indonesia (Jakarta)17
    17 days with some rainfall
  • 23°C minimum night-time temperature in January in Indonesia (Jakarta)23
    23°C min night temperature
  • 12 hours of daylight per day in January in Indonesia (Jakarta)12
    12 hours of daylight per day
  • High heat & humidity in January in Indonesia (Jakarta)H
    High heat & humidity
  • 406 mm monthly rainfall in January in Indonesia (Jakarta)406
    406 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Indonesia (Jakarta)11
    11+ (Extreme) UV index
  • 28°C sea temperature in January in Indonesia (Jakarta)28
    28°C sea temperature

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The January weather guide for Indonesia (Jakarta) 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.

Top Indonesia destinations

Below are average maximum temperatures at popular countries, regions and places in Indonesia in January. Select a holiday destination to see more weather parameters.

All Indonesia regions

All Indonesia destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Indonesia

How hot is it in Indonesia in January?

Daytime temperatures usually reach 30°C in Jakarta, Indonesia in January with high heat and humidity, falling to 23°C at night.

How sunny is it in Indonesia in January?

There are normally 4 hours of bright sunshine each day in Jakarta, Indonesia in January - that's 35% of daylight hours.

How warm is the sea around Indonesia in January?

The average sea temperature around Jakarta, Indonesia in January is 28°C.

Does it rain in Indonesia in January?

There are usually 17 days with some rain in Jakarta, Indonesia in January and the average monthly rainfall is 406mm.

Indonesia January sunrise & sunset times

Browse the sunrise and sunset times for Indonesia in January 2025. Select a month to view Indonesia sunrise and sunset times for the next 12 months. The Indonesia sunrise and sunset times shown below are for Jakarta.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 05:42 18:10
Thursday, 16th January 2025 05:49 18:16
Friday, 31st January 2025 05:55 18:17

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