Jakarta Weather Forecast 18 May 2026: Alert for Rain in South and East Jakarta

The Meteorological, Climatological, and Geophysical Agency (BMKG) has released the weather forecast for the DKI Jakarta region for Monday, 18 May 2026. Based on the latest data, residents in South Jakarta and East Jakarta are advised to be alert to the potential for light rain, which is predicted to occur amidst quite dynamic air temperatures.

In general, weather conditions in the capital will be dominated by cloudy skies from morning to afternoon, particularly in the areas of Central Jakarta, West Jakarta, North Jakarta, and the Thousand Islands. However, a significant weather shift has been observed in the southern and eastern buffer zones.

According to validated data from the BMKG server, air temperatures in Jakarta will range between 24 and 30 degrees Celsius. Humidity levels are observed to be quite high, peaking at 95% in the South and East Jakarta regions, which often triggers localised rainfall.

For residents engaging in outdoor activities, particularly in South and East Jakarta, it is recommended to carry an umbrella or raincoat. Meanwhile, conditions in the Thousand Islands tend to be more stable, with a warmer minimum temperature of 28 degrees Celsius.

Please continue to monitor the latest weather information through official BMKG channels to anticipate sudden weather changes in your area.