The best time to visit Catalina Island is between April and June, when the weather is pleasant, and the summer crowds have not yet arrived. Spring offers mild temperatures, with average highs in the 60s and 70s Fahrenheit, perfect for outdoor activities like hiking, kayaking, and biking. Wildflowers bloom across the island, making the landscape even more picturesque, and the calm waters are ideal for snorkeling and scuba diving.
Summer (July to September) is the busiest season, attracting tourists with warm temperatures, sunny skies, and vibrant events. While the island is bustling with activity, expect higher prices and crowds, especially in Avalon. Fall (October to November) is another great time to visit, as the weather remains mild, and crowds thin out. The island takes on a more relaxed vibe, ideal for those seeking tranquility. Winter (December to March) is the quietest time of year, offering cool but pleasant weather, with opportunities for whale watching as gray whales migrate along the coast.