South Kalimantan Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in South Kalimantan, Indonesia in September.

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Banjarmasin Banjarbaru

Planning a trip to South Kalimantan, Indonesia this September? Here's what you need to know about the weather:

What to Expect in South Kalimantan in September

South Kalimantan, Indonesia is a region in Indonesia. September in South Kalimantan generally has very warm temperatures, with moderate precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 33°C (91°F) and nighttime temperatures around 24°C (75°F) in Banjarmasin. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

To explore the conditions in South Kalimantan, Indonesia in more detail, check the map below.

Precipitation

In September, precipitation varies across different areas. From moderate rainfall in Banjarmasin with an average of 74 mm (2.9 in) to moderate rainfall in Banjarbaru with 81 mm (3.2 in).

Explore South Kalimantan by month

Pick a month to see the average temperature, rainfall and sunshine in South Kalimantan — and find the best time to visit. (based on Banjarmasin)

January31°C (88°F) February32°C (90°F) March32°C (90°F) April32°C (90°F) May32°C (90°F) June32°C (90°F) This monthJuly32°C (90°F) August33°C (91°F) September33°C (91°F) October33°C (91°F) November32°C (90°F) December31°C (88°F)
Best Time to Visit South Kalimantan →

Best Places to Visit in South Kalimantan in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across South Kalimantan.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in South Kalimantan

What is the weather like in September for some of the most popular destinations in South Kalimantan, Indonesia?

Temperature range in South Kalimantan (September)

Precipitation variation in South Kalimantan (September)

Banjarmasin

In September Banjarmasin generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 24°C (75°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
33°C (91°F)
33°C (91°F)
33°C (91°F)
Min temperature
24°C (75°F)
24°C (75°F)
25°C (77°F)
Monthly rainfall
57 mm (2.2 in)
74 mm (2.9 in)
158 mm (6.2 in)
Monthly rainy days
7 days
7 days
9 days
Weather conditions
pleasant
pleasant
tolerable
Climate in Banjarmasin →

Banjarbaru

In September Banjarbaru generally has very high temperatures with maximum daytime temperatures around 34°C (93°F), minimum nighttime temperatures around 23°C (73°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« August
September
October »
August
September
October
Max temperature
33°C (91°F)
34°C (93°F)
34°C (93°F)
Min temperature
23°C (73°F)
23°C (73°F)
24°C (75°F)
Monthly rainfall
66 mm (2.6 in)
81 mm (3.2 in)
173 mm (6.8 in)
Monthly rainy days
7 days
7 days
9 days
Weather conditions
pleasant
tolerable
unpleasant
Climate in Banjarbaru →

Is your destination not in the list? Have a look at all destinations in South Kalimantan, in Indonesia.

In our records: Indonesia September extremes

Notable September records observed across cities in Indonesia in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the coldest September daytime high in Indonesia was 18°C (64°F) in Bandung on September 23, 2003.

Popular cities in September

Day & night temperatures, rainfall and average weather in South Kalimantan in September.

City Weather Day temp Night temp Rainfall
Banjarmasin 33°C (91°F) 24°C (75°F) 74 mm (2.9 in)
Banjarbaru 34°C (93°F) 23°C (73°F) 81 mm (3.2 in)

South Kalimantan weather in September: frequently asked questions

What is the weather like in South Kalimantan, Indonesia in September?

South Kalimantan, Indonesia typically experiences unpleasant weather in September, part of the season. Daytime highs in Banjarmasin average around 33°C (91°F), and temperatures drop to about 24°C (75°F) at night.

What is the average temperature in South Kalimantan, Indonesia in September?

Daytime temperatures in Banjarmasin peak at roughly 33°C (91°F) in September, dropping to about 24°C (75°F) overnight.

Does South Kalimantan, Indonesia get a lot of rain in September?

September is on the drier side in South Kalimantan, Indonesia. Banjarmasin averages only about 74 mm (2.9 in), with most days staying dry.

Is September a Good Time to Visit South Kalimantan, Indonesia?

In our opinion, September is a good time to visit South Kalimantan, Indonesia with overall pleasant weather in Banjarmasin. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, July provides tolerable weather in Banjarmasin. The weather in January, February, March, April, October, November and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in South Kalimantan.

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 travel conditions. Find out where to go with our weather planner.

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