August weather forecast and climate
Jakarta, Indonesia

The cityscape of Jakarta, Indonesia, under a dramatic evening skyline
The cityscape of Jakarta, Indonesia, under a dramatic evening skyline
August is the driest month, with the average sunshine hours rising higher to 295 hours across the month. Temperatures in Jakarta in September rise to the range between 26°C (78.8°F) and 32°C (89.6°F) making the weather extremely warm. The water temperatures in August drop to 27°C (80.6°F) and see the heat lovers take to cool the heat with a dip in the sea.
Precipitation drops further to only five days averagely throughout the month with the rain gauge meter reading a low 40.6mm (1.6") on average.
Crowds that fear the rainy season come out to enjoy the heat and magnificent skies in the city.

What is the temperature in August in Jakarta?

In Jakarta, in August, the average high-temperature is 32°C (89.6°F), and the average low-temperature is 24.9°C (76.8°F).

What is the average humidity in August in Jakarta?

The average relative humidity in August is 76%.

How many days does it rain in August in Jakarta?

In August, in Jakarta, the rain falls for 5 days. Throughout August, 61mm (2.4") of precipitation is accumulated.

What is the sea water temperature in August in Jakarta?

In Jakarta, Indonesia, the average seawater temperature in August is 29°C (84.2°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the month with the highest UV index in Jakarta?

Months with the highest UV index in Jakarta are January through April, August through December, with an average UV index of 12.

What is the average UV index in August in Jakarta?

In August, the average UV index in Jakarta, Indonesia, is 12.
Average temperature in August - Jakarta, Indonesia
  • Average high temperature in August: 32°C

The warmest month (with the highest average high temperature) is September (33°C).
The month with the lowest average high temperature is January (29.9°C).

  • Average low temperature in August: 24.9°C

Months with the highest average low temperature are September and October (25.5°C).
The coldest month (with the lowest average low temperature) is January (24.2°C).

Average humidity in August - Jakarta, Indonesia
  • Average humidity in August: 76%

Months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is September (75%).

Average rainfall in August - Jakarta, Indonesia
  • Average rainfall in August: 61mm

The wettest month (with the highest rainfall) is January (402mm).
The driest month (with the lowest rainfall) is July (58mm).

Average rainfall days in August - Jakarta, Indonesia
  • Average rainfall days in August: 5 days

The month with the highest number of rainy days is January (19 days).
The month with the lowest number of rainy days is August (5 days).

Average sea temperature in August - Jakarta, Indonesia
  • Average sea temperature in August: 29°C

Best months for swimming (with the highest average sea temperature) are April and May (30°C).
Coldest months (with the lowest average sea temperature) are January and February (28°C).

Average daylight in August / Average sunshine in August - Jakarta, Indonesia
  • Average daylight in August: 11.9h

The month with the longest days is December (Average daylight: 12.5h).
Months with shortest days are May, June and July (Average daylight: 11.8h).

  • Average sunshine in August: 9.5h

The month with most sunshine is September (Average sunshine: 9.7h).
The month with least sunshine is January (Average sunshine: 6.1h).

Average UV index in August - Jakarta, Indonesia
  • Average UV index in August: 12

Months with the highest UV index are January, February, March, April, August, September, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 10).

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