Indonesia weather in August 2025

Expect 33°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Indonesia in August. Check more long-term weather averages for Indonesia in August before you book your next holiday to Indonesia in 2025/2026.

  • 33°C maximum daytime temperature in August in Indonesia (Jakarta)33
    33°C max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in August in Indonesia (Jakarta)8
    8 days with some rainfall
  • 22°C minimum night-time temperature in August in Indonesia (Jakarta)22
    22°C min night temperature
  • 12 hours of daylight per day in August in Indonesia (Jakarta)12
    12 hours of daylight per day
  • Very high heat & humidity in August in Indonesia (Jakarta)VH
    Very High heat & humidity
  • 77 mm monthly rainfall in August in Indonesia (Jakarta)77
    77 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Indonesia (Jakarta)11
    11+ (Extreme) UV index
  • 28°C sea temperature in August in Indonesia (Jakarta)28
    28°C sea temperature

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The August 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 August. Select a holiday destination to see more weather parameters.

All Indonesia regions

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

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More about Indonesia

How hot is it in Indonesia in August?

Daytime temperatures usually reach 33°C in Jakarta, Indonesia in August with very high heat and humidity, falling to 22°C at night.

How sunny is it in Indonesia in August?

There are normally 9 hours of bright sunshine each day in Jakarta, Indonesia in August - that's 77% of daylight hours.

How warm is the sea around Indonesia in August?

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

Does it rain in Indonesia in August?

There are usually 8 days with some rain in Jakarta, Indonesia in August and the average monthly rainfall is 77mm.

Indonesia August sunrise & sunset times

Browse the sunrise and sunset times for Indonesia in August 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
Friday, 1st August 2025 06:04 17:55
Saturday, 16th August 2025 06:00 17:54
Sunday, 31st August 2025 05:54 17:53

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