SEPTEMBER WEATHER OUTLOOK

Rainy Days Expected Across the Philippines This September

MANILA, Philippines — Filipinos can expect a generally rainy start to September as the Southwest Monsoon (Habagat) continues to influence weather conditions across parts of Luzon and the Visayas.

According to the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA), the Habagat is expected to bring occasional to monsoon rains over western sections of Luzon, while scattered rain showers and thunderstorms may affect other parts of the country.

Luzon

Western Luzon may continue to experience occasional to monsoon rains, particularly in areas affected by the Habagat. Metro Manila may also see periods of rain and thunderstorms.

Visayas

Cloudy skies with scattered rain showers and thunderstorms may occur in several areas, particularly as monsoon conditions shift throughout the month.

Mindanao

Partly cloudy to cloudy conditions with isolated rain showers or thunderstorms are expected in many areas, with localized thunderstorms remaining possible.

SEPTEMBER 8–16

PAGASA's sub-seasonal outlook indicates that the Southwest Monsoon will continue affecting western sections of Southern Luzon and the Visayas, while other areas may be influenced by the easterlies.

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PAGASA's latest forecasts also show above-normal rainfall potential over portions of Luzon during September, although conditions can change as new weather systems develop.

⚠️ STAY WEATHER-READY

With frequent rain and thunderstorms possible, residents are advised to monitor PAGASA's latest weather bulletins and rainfall warnings, especially in areas vulnerable to flooding and landslides.

Weather conditions and forecasts may change. This report is based on PAGASA information available in early September 2026.