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Indonesia weather in September 2021
Get the latest coronavirus (Covid-19) updates for Indonesia with current travel advice and statistics on new cases per 100,000 and vaccine.
Below are average maximum temperatures at popular destinations in Indonesia in September. Select a destination to see more weather parameters.
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The September weather guide for Indonesia 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.
How hot is it in Indonesia in September?
Daytime temperatures usually reach 33°C in Jakarta, Indonesia in September with very high heat and humidity, falling to 23°C at night.
How sunny is it in Indonesia in September?
There are normally 9 hours of bright sunshine each day in Jakarta, Indonesia in September - that's 71% of daylight hours.
How warm is the sea around Indonesia in September?
The average sea temperature around Jakarta, Indonesia in September is 29°C.
Does it rain in Indonesia in September?
There are usually 8 days with some rain in Jakarta, Indonesia in September and the average monthly rainfall is 93mm.
Metric (°C / mm) | Imperial (°F / inches)
Indonesia sunrise & sunset times for September 2021
Browse the sunrise and sunset times for Indonesia in September 2021. Select a month to view Indonesia sunrise & sunset times for the next 12 months. The Indonesia sunrise and sunset times shown below are for Jakarta.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st September 2021||05:53||17:53|
|Wednesday, 15th September 2021||05:46||17:50|
|Thursday, 30th September 2021||05:38||17:47|
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