Olongapo, in Central Luzon, Philippines, is home to roughly 221,000 people in the Asia/Manila time zone at 14.8°N latitude.
In 2025, Olongapo averaged an annual temperature of 81°F, with hottest temperatures reaching 100°F in April and lowest around 69°F in December. The city received approximately 118 inches of precipitation during the year.
View historical weather for Olongapo · More cities in Central Luzon