Costa Rica in April: Your Complete Travel Guide

April sits at the boundary between Costa Rica's dry season (December–April) and the green season (May–November). On the Pacific coast, particularly the Nicoya Peninsula and Guanacaste, the first weeks of April are still predominantly sunny and dry, with afternoon temperatures reaching 32–35°C (90–95°F). By the last two weeks of the month, brief afternoon thunderstorms begin to develop, especially in the Central Valley and on the Caribbean slope.

The Caribbean coast, which operates on a different rainfall pattern, can see showers throughout April but also experiences a brief dry spell known locally as "veranillo del Caribe" around this time. The Central Valley, including San José, enjoys warm mornings and occasional afternoon rain, with temperatures between 20–28°C (68–82°F). Overall, April is a transitional month — wetter than January or February but far drier than June or October.

Travelers should pack a light rain jacket for afternoon excursions, especially in highland areas like Monteverde and the Arenal Volcano region. Morning activities are almost always rain-free, making April an ideal month for early hikes, zip-lining, and outdoor adventures before clouds build up after noon.

Guanacaste and the Nicoya Peninsula remain prime destinations in April, particularly in the first two weeks when dry conditions still dominate. Tamarindo, Sámara, Nosara, and Montezuma are excellent choices for beach lovers, offering warm waters and manageable surf. The Papagayo Gulf area around Playa Hermosa and Playa del Coco is well-suited for snorkeling and boat tours.

The Osa Peninsula and Corcovado National Park on the southern Pacific coast experience the beginning of the rainy season in April, but this also means dramatically lush green rainforest, cascading waterfalls, and superior wildlife activity. Scarlet macaws, tapirs, and jaguars are more easily spotted near water sources as rivers swell. Hiking trails can be muddy, so waterproof boots are essential.

The Central Valley remains pleasant for city exploration, coffee farm tours, and day trips to Poás and Irazú volcanoes. April is also an excellent month for the Monteverde Cloud Forest Reserve, where the forest is beginning to green up but trails are not yet heavily saturated. Tortuguero on the Caribbean coast is accessible and offers river wildlife tours, though you should expect some rain.

April is an outstanding month for wildlife in Costa Rica. As the dry season transitions, animals become more active around remaining water sources. In Guanacaste's tropical dry forests, howler monkeys, white-tailed deer, and coatis are highly visible before the vegetation thickens with the arrival of rains. Migratory birds that wintered in Costa Rica begin to depart northward in April, while resident species are actively nesting and singing.

On the Osa Peninsula and in Corcovado National Park, April marks the beginning of excellent conditions for spotting large mammals. Tapirs, peccaries, and even jaguars are seen more frequently around rivers and mud wallows. Birdlife is spectacular, with numerous species of toucans, parrots, and hummingbirds. Whale-watching is also possible off the Osa coast, as humpback whales from the Northern Hemisphere begin arriving as early as July, but some individuals are spotted in transitional months.

Sea turtle nesting at Ostional Wildlife Refuge on the Nicoya Peninsula can occur during April with olive ridley turtles, though the largest mass nesting events (called "arribadas") peak in other months. The Manuel Antonio and Carara areas are particularly rewarding for birders, with scarlet macaws, toucans, and tanagers easily observed in the forest canopy.

April hosts one of Costa Rica's most important celebrations: Semana Santa (Holy Week), which falls in late March or early April depending on the calendar year. This Catholic observance brings the entire country to a near standstill, with many businesses closing Thursday through Sunday. Coastal beach towns fill with Costa Rican families on vacation, creating a festive, lively atmosphere particularly at places like Jacó, Sámara, and Manuel Antonio.

During Semana Santa, religious processions take place in towns across the country, with San José's central neighborhoods hosting solemnly moving events. The town of Cartago, Costa Rica's former colonial capital, is particularly notable for its religious observances. This is a deeply meaningful cultural time for Costa Ricans, and travelers are welcomed but should be respectful of the occasion.

Outside of Semana Santa, April can also feature local oxcart parades (boyeo) and small-town fiestas in agricultural communities. The Juan Santamaría Day national holiday falls on April 11, commemorating Costa Rica's national hero who died during the 1856 Battle of Rivas against American filibuster William Walker. Parades and ceremonies take place in Alajuela, Santamaría's hometown, and in San José.

Book accommodations well in advance if your April travel overlaps with Semana Santa. This is one of the busiest domestic travel periods of the year, and beach properties in particular fill up quickly. Expect higher prices during the Holy Week period, similar to the December–January peak season. If you prefer quieter conditions, plan your trip for the weeks before or after Holy Week.

Pack a light rain jacket or poncho for afternoon activities, but don't overpack heavy rain gear — the showers in early April are typically brief. Sunscreen is essential, especially on Pacific coast beaches where UV levels are high year-round. Insect repellent becomes more important as April progresses and humidity rises, particularly in lowland jungle areas like Corcovado and Tortuguero.

Road conditions in April are generally good, as paved and unpaved roads have not yet been significantly damaged by rainy season erosion. This makes 4WD vehicle rentals more manageable than in the heart of the rainy season. Driving to destinations like Monteverde, the Osa Peninsula, or the Nicoya Peninsula is feasible, but river crossings and unpaved roads still warrant a 4WD vehicle. Health precautions should include updated hepatitis A and typhoid vaccinations, plus malaria prevention for those visiting jungle regions.

April is generally considered a shoulder season month in Costa Rica, sitting between the high season (December–April dry season) and the green season (May–November). Hotel rates and tour prices are moderate, lower than peak season but not as discounted as mid-rainy season. The exception is Semana Santa, when prices spike and booking in advance is essential.

A mid-range budget traveler can expect to spend approximately $100–$150 USD per day on accommodation, meals, and activities in April. Budget travelers staying in hostels and eating at local sodas can manage on $50–$70 per day. Luxury eco-lodges and boutique resorts run $200–$500+ per night but often include meals and guided activities.

Crowd levels at major national parks like Manuel Antonio, Arenal, and Monteverde are lighter than in December and January, though Semana Santa week is an exception when these parks can be very busy with domestic tourists. If you visit during Semana Santa, arriving at park entrances early in the morning is strongly recommended to secure entry before capacity limits are reached.