Dilan, in Ilocos, Philippines, is home to roughly 4,000 people in the Asia/Manila time zone at 16.1°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Dilan recorded a mean annual temperature of 81°F, ranging from 68°F lows in December to 102°F highs in April, with about 122 inches of precipitation across the year.