Arenal Volcano

Costa Rica (Nationwide):

Best Time: December to April

Month	Best Time	Average Time	Worst Time
January
February
March
April
May
June
July
August
September
October
November
December

Climate: Costa Rica’s dry season (December to April) is the best time to visit, with plenty of sunshine, ideal for exploring the beaches and national parks. The rainy season, from May to November, can still be a good time to visit as the rain mostly falls in the afternoons, particularly in the lush green regions.

Worst Time: September and October are the rainiest months, especially along the Pacific Coast, and may affect travel plans.

Pacific Coast (Guanacaste, Nicoya Peninsula, Manuel Antonio):

Best Time: December to April

Month	Best Time	Average Time	Worst Time
January
February
March
April
May
June
July
August
September
October
November
December

Climate: The Pacific Coast experiences the most sunshine during the dry season, making it a popular destination for beach lovers.

Worst Time: The rainy season can still be enjoyable, especially in July and August when the rain is less intense.

Caribbean Coast (Puerto Viejo, Tortuguero):

Best Time: February to March, September to October

Month	Best Time	Average Time	Worst Time
January
February
March
April
May
June
July
August
September
October
November
December

Climate: The Caribbean side of Costa Rica has a more consistent year-round rainfall, but February to March and September to October are the driest and best months to visit. Other months can be rainy, but they also bring lush scenery.

Key:

 Green: Best time to visit.
 Orange: Average time to visit, decent weather but with some drawbacks.
 Red: Worst time to visit, due to extreme weather conditions like heavy rain or storms.

These tables provide an easy reference for determining the best times to visit different regions in Costa Rica to enjoy optimal weather for your travels.