Phak Hai, in Phra Nakhon Si Ayutthaya, Thailand, is home to roughly 19,400 people in the Indochina time zone at 14.5°N latitude.
In 2025, Phak Hai averaged an annual temperature of 82°F, with hottest temperatures reaching 103°F in April and lowest around 61°F in November. The city received approximately 66 inches of precipitation during the year.
View historical weather for Phak Hai · More cities in Phra Nakhon Si Ayutthaya