May falls within the dry season in Guanacaste, Costa Rica. This period, typically extending from November to April, is characterized by minimal rainfall, abundant sunshine, and low humidity. While daytime temperatures remain consistently warm, often exceeding 30C (86F), nights offer a pleasant reprieve with cooler conditions. The distinctive aridity of this season significantly influences the region’s landscape, showcasing the unique beauty of the tropical dry forest ecosystem.
This specific climatic window offers ideal conditions for various outdoor activities. The dry weather facilitates hiking, wildlife viewing, and exploring the region’s diverse beaches and national parks. Moreover, the clear skies present excellent opportunities for stargazing. The predictable weather patterns of May also contribute to its popularity as a prime tourist season in Guanacaste, fostering a vibrant atmosphere in local communities and supporting the regional economy.