Costa Rica Weather by Month: Your Year-Round Guide
Costa Rica’s weather shifts constantly, shaped by coastlines, mountains, and rainforest interiors that create distinct microclimates across a small country. One month may bring dry beach days, another lush jungle afternoons. Understanding how each season feels on the ground helps you plan a trip that matches your travel style, whether that means sun, wildlife, or quieter landscapes.
High Season: December through April
December
The dry season arrives with clearer skies and festive energy. Beaches, national parks, and resort towns grow busy around the holidays. Read more about December weather.
January
One of the driest and most popular months to visit, with warm days and excellent conditions for beaches, volcano hikes, and wildlife viewing. Explore January weather.
February
Dry, sunny, and slightly cooler thanks to trade winds. A prime month for outdoor adventures across the country. Read more about February weather.
March
Hotter and still dry, particularly in Guanacaste and the Nicoya Peninsula. A great time for coastal travel before the rains return. Explore March weather.
April
The final stretch of dry season. Expect sunny mornings and the first hints of afternoon rain toward the end of the month. Read more about April weather.
Shoulder Season: May, June, and November
May
The green season begins, bringing refreshing rain, vibrant landscapes, fewer crowds, and lower prices. Explore May weather.
June
Rain becomes more consistent, often arriving in the afternoon. Mornings remain ideal for tours and activities. Read more about June weather.
November
A transition month as rains taper off and dry season approaches. Wildlife remains active, with fewer travelers on the ground. Explore November weather.
Veranillo (Little Summer): July and August
July
A brief mid-year dry spell often appears on the Pacific side, creating a balanced mix of sunshine and rain. Explore July weather.
August
Rain continues, but travel conditions remain favorable. The Caribbean coast often enjoys sunnier days. Read more about August weather.
Green Season: September and October
September
Rainfall increases across much of the Pacific side, while the Caribbean coast often experiences its best weather. Explore September weather.
October
The wettest month on the Pacific coast, with lush forests and dramatic landscapes. The Caribbean side remains a bright exception. Read more about October weather.
Costa Rica offers something special in every season. From dry-season clarity to rain-fed forests and quieter trails, choosing the right month depends on how you want to experience the country. With a bit of planning, every season delivers its own version of pura vida.