Lak Si, in Bangkok, Thailand, is home to roughly 110,000 people in the Indochina time zone at 13.9°N latitude.
In 2025, Lak Si recorded an average annual temperature of 82°F. The hottest temperatures reached 103°F in April; the coolest were 62°F in November. Total precipitation for the year was 72 inches, with the wettest month being September.
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