With a population of around 34,200, San Nicolas sits in Ilocos, Philippines. The city operates in the Asia/Manila time zone.
In 2025, San Nicolas recorded an average annual temperature of 81°F. The hottest temperatures reached 100°F in March; the coolest were 66°F in January. Total precipitation for the year was 101 inches, with the wettest month being July.
View current conditions and forecast for San Nicolas · More cities in Ilocos