Braving a sudden downpour, a pedestrian hurries across a street in Bonifacio Global City, Taguig City, on Saturday, Aug. 29, 2026. —File photo by Grig C. Montegrande | INQUIRER
MANILA, Philippines — The amount of rainfall in Metro Manila due to the southwest monsoon, or habagat, reached 186 millimeters (mm) in 23 hours, the Metropolitan Manila Development Authority (MMDA) said on Sunday.
In a Facebook post, the MMDA said the amount of rainfall was monitored by the Philippine Atmospheric, Geophysical and Astronomical Services Administration from 9 a.m. on Aug. 29, Saturday, to 8 a.m. on Aug. 30, Sunday.
Pagasa defines 1 mm of rainfall as 1 liter of water falling over 1 square meter on a flat surface. So, 186 mm means 186 liters of water per square meter fell in Metro Manila in 23 hours. That’s almost one blue plastic shipping drum of water per square meter.
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