Open Travel Guide
Weather in Guanacaste

Guanacaste Weather & Climate Guide 2026

The weather calendar for Guanacaste: season by season, with the trade-offs each month brings.

Guanacaste is Costa Rica's sun-drenched northwestern province, celebrated for its pristine Pacific beaches, volcanic landscapes, and thriving wildlife. From the surf town of Tamarindo to the luxury resorts of the Papagayo Peninsula, the region offers an unbeatable blend of adventure, relaxation, and natural beauty. It is one of Central America's top beach destinations, known for its dry tropical climate and vibrant Tico culture.

Best time to visit

Recommendation

Overall Best: December to April

Peak Season: December to February and Semana Santa (Easter)

Best Value: May or November (shoulder season)

Avoid If Possible: September to October (peak of rainy season)

Summary: December through April offers virtually no rain, blue skies, and ideal beach conditions — but also the highest prices and most tourists. May and November are excellent value months with quieter beaches and only brief afternoon showers.