San Ildefonso, in Central Luzon, Philippines, is home to roughly 65,700 people in the Asia/Manila time zone at 15.1°N latitude.
In 2025, San Ildefonso averaged an annual temperature of 81°F, with hottest temperatures reaching 101°F in April and lowest around 70°F in December. The city received approximately 114 inches of precipitation during the year.
View historical weather for San Ildefonso · More cities in Central Luzon