Jakarta
Indonesia
Long-term weather forecast
Long-term weather forecast
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May weather forecast and Climate
Jakarta, Indonesia

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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.
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  • The 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).

  • The 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).

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  • The 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%).

  • The 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).

  • The 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).

  • The 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).

  • The average daylight in May: 12h

Months with the longest days are January, February, March, April, May, June, July, August, September, October, November and December (Average daylight: 12h).
Months with shortest days are January, February, March, April, May, June, July, August, September, October, November and December (Average daylight: 12h).

  • The 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).

  • The 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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