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FLOODING. Residents wade through flood in Cainta, Rizal, July 22, 2025.

Eloisa Lopez/Reuters

PAGASA says the southwest monsoon brought occasional to frequent rain over the past five days, signifying the beginning of the rainy season

MANILA, Philippines – The weather bureau declared the start of the rainy season on Thursday, June 4, five days after it announced the onset of the southwest monsoon or habagat.