Weather in September in Indonesia

Many people wonder what kind of weather they can expect in September in Indonesia. Is this month a good time to go to Indonesia? To answer that question we created this page with all the information you need.

What is the weather like in Indonesia in September?

The weather conditions in Indonesia in September range from poor to perfect depending on the destination.

During September in Indonesia, the average temperature ranges from high in Batu with 22°C (72°F) to very high in Makassar with 35°C (95°F). Minimum nighttime temperatures generally drop to 21°C (70°F) in Makassar and 12°C (54°F) in Batu. These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Precipitation in September ranges from almost non in Sumba with an average of 4mm (0.2inch) rainfall to heavy in Padang with 361mm (14inch). It is also generally a sunny month with an average of 249 hours of sunshine in Ubud during the whole month.

We invite you to have a look at the map below to find out more about the different weather conditions per location in Indonesia.

Where to go in Indonesia in September

Find the average weather conditions in September for the most popular destinations in Indonesia on the map below. Click on a destination dot for more detailed information.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

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 30°C (86°F), minimum nighttime temperatures around 20°C (69°F) and high monthly rainfall. So on average the conditions are pleasant that month.

Ubud
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
29°C / 84°F 
20°C / 68°F 
255 hours 
85mm / 3.3inch 
3 days 
30°C / 86°F 
20°C / 69°F 
249 hours 
95mm / 3.7inch 
2 days 
October   >> October
>>  
31°C / 87°F 
21°C / 70°F 
251 hours 
111mm / 4.4inch 
6 days 
Climate in Ubud

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 23°C (73°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Seminyak
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
30°C / 85°F 
22°C / 72°F 
261 hours 
24mm / 0.9inch 
3 days 
32°C / 89°F 
23°C / 73°F 
251 hours 
49mm / 1.9inch 
2 days 
October   >> October
>>  
34°C / 93°F 
24°C / 75°F 
252 hours 
64mm / 2.5inch 
6 days 
Climate in Seminyak

Average weather in Jakarta

In September Jakarta generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 23°C (73°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Jakarta
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
31°C / 87°F 
23°C / 73°F 
295 hours 
45mm / 1.8inch 
5 days 
31°C / 88°F 
23°C / 73°F 
288 hours 
66mm / 2.6inch 
6 days 
October   >> October
>>  
31°C / 88°F 
23°C / 73°F 
279 hours 
112mm / 4.4inch 
10 days 
Climate in Jakarta

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 23°C (73°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Kuta
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
30°C / 85°F 
22°C / 72°F 
261 hours 
24mm / 0.9inch 
3 days 
32°C / 89°F 
23°C / 73°F 
251 hours 
49mm / 1.9inch 
2 days 
October   >> October
>>  
34°C / 93°F 
24°C / 75°F 
252 hours 
64mm / 2.5inch 
6 days 
Climate in Kuta

Average weather in Bandung

In September Bandung generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 17°C (63°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Bandung
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Weather conditions Weather
<<   August August
<<  
29°C / 83°F 
17°C / 63°F 
249 hours 
55mm / 2.2inch 
29°C / 84°F 
17°C / 63°F 
211 hours 
48mm / 1.9inch 
October   >> October
>>  
29°C / 84°F 
18°C / 64°F 
215 hours 
149mm / 5.9inch 
Climate in Bandung

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 a good time to visit Indonesia with commonly pleasant weather in Ubud.

On average the best time to visit Indonesia is in July and August with generally perfect weather in Ubud. The worst months are January, February, March, November 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.

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  • Weather and climate has detailed information for almost all countries 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 suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.