Banjarmasin Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Banjarmasin.
Climate overview of Banjarmasin
Banjarmasin, South Kalimantan, Indonesia, enjoys a steady climate throughout the year, with daytime temperatures typically around 32°C (90°F). September is the warmest month at 33°C (91°F), while January is the coolest at 31°C (88°F).
The city receives considerable rainfall, with around 2467 mm (97 in) annually. December is the wettest month. It has a distinct rainy season from November to April.
Banjarmasin Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Banjarmasin - and find the best time to visit.
Monthly Temperature in Banjarmasin
The temperature in Banjarmasin remains steady throughout the year, providing a consistently very warm climate. Typically, average maximum daytime temperatures range from a very warm 33°C (91°F) in September to a very warm 31°C (88°F) in the coolest month, January.
Nights vary from 25°C (77°F) in September to around 24°C (75°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Banjarmasin
Banjarmasin has a relatively rainy climate with high precipitation levels, averaging 2467 mm (97 in) of rainfall annually. The climate in Banjarmasin shows significant variation throughout the year. Expect heavy rainfall in December, the wettest month, with an average of 369 mm (15 in) of precipitation over 18 rainy days.
In contrast, the driest month August offers drier and sunnier days, with around 57 mm (2.2 in) of rainfall over 7 rainy days. For more details, please visit our Banjarmasin Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Banjarmasin
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July
- Warmest weather: March, April, May, June, July, August, September, October and November
- Fewest rainy days: July, August and September
- Seasonal pattern: A distinct rainy season from November to April
Frequently asked questions about the climate in Banjarmasin
What is the best time to visit Banjarmasin?
July typically offers the most optimal weather in Banjarmasin. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Banjarmasin has a distinct rainy season from November to April.
What temperatures can I expect in Banjarmasin?
Daytime highs range from 31°C (88°F) in January to 33°C (91°F) in September. Nighttime lows range from 24°C (75°F) to 25°C (77°F). Temperatures stay relatively stable year-round.
How much rain does Banjarmasin get?
Annual rainfall is around 2467 mm (97 in). December is the wettest month with 369 mm (15 in), while August is the driest with 57 mm (2.2 in).
Banjarmasin 3-Day Forecast
Banjarmasin on the map
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