The best time to visit San Juan, Ilocos Region, is during the dry season, which typically runs from November to May.This period offers consistently sunny weather and lower humidity, making it ideal for enjoying the beaches and outdoor activities. You'll find the ocean conditions are generally calmer, superb for surfing or simply relaxing by the water. The months of December to February are particularly pleasant, with cooler temperatures.For those planning a surfing holiday, the peak surf season often aligns with the dry months, specifically from October to April, when the Pacific swells are more consistent. During this time, you're more likely to catch good waves at popular spots like Urbiztondo Beach.While the wet season (June to October) can bring occasional typhoons and heavy rainfall, it also offers lush green landscapes and fewer crowds.