With a population of around 6,000, Dassun sits in Cagayan Valley, Philippines. The city operates in the Asia/Manila time zone.
In 2025, Dassun recorded an average annual temperature of 79°F. The hottest temperatures reached 98°F in May; the coolest were 67°F in January. Total precipitation for the year was 115 inches, with the wettest month being November.
View current conditions and forecast for Dassun · More cities in Cagayan Valley