Indonesia weather in September
What is the weather like in Indonesia in September?
The weather conditions in Indonesia in September vary from poor to perfect depending on the destination.
During September in Indonesia, the average maximum temperature varies from high in Ambon with 26°C (79°F) to very high in Medan with 33°C (91°F). These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.
Precipitation in September varies from almost none in Nembrala with an average of 0.4mm (0 inches) of rainfall to heavy in Tuk Tuk with 296mm (12 inches).
It is also generally a
sunny
time of year with an average of 249 hours of sunshine in Ubud during the entire month.
To learn more about the weather conditions in specific areas of Indonesia, check out the map below.
Where to go in Indonesia in September
perfect weather
pleasant
tolerable
unpleasant
poor
Popular destinations in Indonesia
What is the weather like in September for the 5 most popular destinations in Indonesia?
Average weather in Ubud
In September Ubud generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 20°C (68°F) and low monthly rainfall. So on average the conditions are perfect that month.
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Average weather in Seminyak
In September Seminyak generally has very high temperatures with maximum daytime temperatures around 32°C (89°F), minimum nighttime temperatures around 20°C (68°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.
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Average weather in Jakarta
In September Jakarta generally has very high temperatures with maximum daytime temperatures around 32°C (89°F), minimum nighttime temperatures around 23°C (74°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.
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Average weather in Kuta
In September Kuta generally has very high temperatures with maximum daytime temperatures around 32°C (89°F), minimum nighttime temperatures around 20°C (68°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.
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Average weather in Bandung
In September Bandung generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 21°C (70°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.
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Is your destination not in the list? Have a look at other destinations in Indonesia.
Is September the best time to go to Indonesia?
In our opinion September is one of the best times to visit Indonesia with commonly perfect weather in Ubud. However, the weather conditions may vary depending on your destination.
On average the best time to visit Indonesia is in August and September with generally perfect weather in Ubud.
The worst months are January, February, March and December that can have poor weather conditions.
Interested in more climate information?
We have much more information about the climate in Indonesia.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for every country in the world. Are you going to Indonesia? Get detailed historical weather averages for many cities in Indonesia.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.