Sadao, in Songkhla, Thailand, is home to roughly 46,200 people in the Indochina time zone at 6.6°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Sadao recorded a mean annual temperature of 81°F, ranging from 65°F lows in February to 101°F highs in March, with about 80 inches of precipitation across the year.