With a population of around 13,500, Siriraj sits in Bangkok, Thailand. The city operates in the Indochina time zone.
Recent weather here gives a sense of typical conditions: in 2025, Siriraj recorded a mean annual temperature of 83°F, ranging from 64°F lows in November to 102°F highs in April, with about 66 inches of precipitation across the year.
View historical weather for Siriraj · More cities in Bangkok