The best time to go to Tilarán is during the dry season, which runs from December to April, offering the most consistent sunshine and pleasant temperatures.This period is ideal for those looking for outdoor activities such as hiking, birdwatching, or exploring Lake Arenal. The weather is generally sunny with cooler breezes, making it comfortable for enjoying the natural beauty of the region without the heavy rains. While it's the most popular time, you'll find the conditions excellent for all types of adventures.For travellers interested in a quieter experience and don't mind occasional rain showers, the shoulder months of May, June, and November can be a good option. During these months, the landscape is lush and green, and you might find fewer crowds at popular attractions.