Jakarta weather in January 2026

Expect daytime maximum temperatures of 86°F in Jakarta, Indonesia in January and high heat and humidity based on long-term weather averages. There are 4 hours of sunshine per day on average with 17 days with some rainfall and typically 16.0 inches of rainfall in the month.

  • 86°F maximum daytime temperature in January in Jakarta86
    86°F max day temperature
  • 4 hours of sunshine per day
  • 17 days with some rainfall in January in Jakarta17
    17 days with some rainfall
  • 73°F minimum night-time temperature in January in Jakarta73
    73°F min night temperature
  • 12 hours of daylight per day in January in Jakarta12
    12 hours of daylight per day
  • High heat & humidity in January in JakartaH
    High heat & humidity
  • 16.0 inches monthly rainfall in January in Jakarta16.0
    16.0 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Jakarta11
    11+ (Extreme) UV index
  • 82°F sea temperature in January in Jakarta82
    82°F 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.

Metric (°C)  |  Imperial (°F)

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More about Indonesia

How hot is it in Jakarta in January?

Daytime temperatures usually reach 86°F in Jakarta in January with high heat and humidity, falling to 73°F at night.

How sunny is it in Jakarta in January?

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

How warm is the sea around Jakarta in January?

The average sea temperature around Jakarta in January is 82°F.

Does it rain in Jakarta in January?

There are usually 17 days with some rain in Jakarta in January and the average monthly rainfall is 16.0 inches.

Jakarta January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 05:42 18:10
Friday, 16th January 2026 05:49 18:15
Saturday, 31st January 2026 05:55 18:17

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