Calamba, in Calabarzon, Philippines, is home to roughly 575,000 people in the Asia/Manila time zone at 14.2°N latitude.
In 2025, Calamba recorded an average annual temperature of 80°F. The hottest temperatures reached 98°F in April; the coolest were 72°F in February. Total precipitation for the year was 97 inches, with the wettest month being September.
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