May 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
May in Jakarta sees a further drop in the humidity levels to 81% with the average temperatures steadily scorching at 26°C (78.8°F) at its lowest, and 32°C (89.6°F) at the highest reading. The rise in temperature comes with an increase in the number of sunshine hours to 260 to heat the sea temperatures to a warm and pleasant 28°C (82.4°F).
The high temperatures limit outdoor activities, but the sea and beaches remain occupied. Rainfall in May drops further to rain for an average of ten days across the month to collect 124.5mm (4.9") on the rain gauge meter.

What is the temperature in May in Jakarta?

In May, the average high-temperature is 32.5°C (90.5°F), and the average low-temperature is 25.4°C (77.7°F).

How many days does it rain in May in Jakarta?

In Jakarta, in May, during 9 rainfall days, typically, 113mm (4.4") of precipitation is accumulated.

When is the sea warmest in Jakarta?

April and May, with an average sea temperature of 30°C (86°F), are months with the warmest seawater in Jakarta, Indonesia. For swimming, other intense water activities, temperature above 30°C (86°F) is arguably unpleasant, as the water cooling effect is missing.

What is the sea water temperature in May in Jakarta?

The average seawater temperature, in May, is 30°C (86°F). The water temperature above 30°C (86°F) is arguably regarded as unpleasant. The primary purpose of entering the water - cooling down from sunshine and high temperatures - is lost.
Average temperature in May - Jakarta, Indonesia
  • Average high temperature in May: 32.5°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 May: 25.4°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 May - Jakarta, Indonesia
  • Average humidity in May: 82%

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

Average rainfall in May - Jakarta, Indonesia
  • Average rainfall in May: 113mm

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

Average rainfall days in May - Jakarta, Indonesia
  • Average rainfall days in May: 9 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 May - Jakarta, Indonesia
  • Average sea temperature in May: 30°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 May / Average sunshine in May - Jakarta, Indonesia
  • Average daylight in May: 11.8h

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 May: 8.4h

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 May - Jakarta, Indonesia
  • Average UV index in May: 11

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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