May is one of the most underrated times to visit Costa Rica. The weather in Costa Rica in May brings warm days, greener landscapes, fewer crowds and better prices as the green season begins. Many travelers worry about constant rain, but showers are usually short, with bright mornings that are perfect for exploring.
It is an ideal month for wildlife encounters, beach time and rainforest adventures without the rush of peak season. In this guide, you will find what to expect from the weather in Costa Rica in May, along with packing tips and simple ways to plan your trip well.
Costa Rica in May at a Glance
If you are thinking about visiting Costa Rica in May, this quick overview helps you decide if it is the right fit for your travel style. It sums up what the weather is like, how busy it feels and what kind of experience you can expect before you start planning the details.
- Weather
Warm days with sunny mornings and short afternoon showers that keep the country green
- Crowds
Calmer than the dry season, with popular spots feeling less rushed
- Prices
More affordable than peak months, with better value on hotels and tours
- Best for
Wildlife watching, beach time, rainforest exploring and travelers looking for good value
- Not ideal for
Anyone who wants nonstop sunshine from morning to night
Get the full picture before you visit. See the Best Time to Visit Costa Rica for Weather, Beaches and Fun.
Why Visit Costa Rica in May?
Costa Rica in May feels like a quiet sweet spot, especially when it comes to the weather in Costa Rica in May. You get a slower pace, greener scenery and more room to enjoy the country without the heavy crowds of peak season.
Here is why you might love visiting in May:
- You will find fewer visitors, so beaches, rainforests and wildlife areas feel open and relaxed
- The weather in Costa Rica in May brings warm days with sunny mornings and light afternoon showers
- You get to see forests and hillsides at their greenest as the season begins
- Activities like surfing, zip lining and hiking feel calmer and more personal
- You can often book hotels and tours more easily and at better prices
If you enjoy nature, warm weather and a more laid back travel experience, May gives you the chance to see Costa Rica at its most natural and unhurried.
Still wondering if the green season is right for you? See if Costa Rica’s green season is worth it for beach and boat trips.
Weather in Costa Rica in May
May is a pleasant time to be in Costa Rica, especially if you enjoy warm weather and greener scenery. The weather in Costa Rica in May stays consistently warm and the first seasonal rains bring life back to the forests, hills and coastlines. Knowing how the weather shifts from one region to another makes it much easier for you to plan your days.
Pacific Coast
If you are spending time along the Pacific, May still feels very much like beach season.
- You can expect sunny, clear mornings that are great for swimming and boat trips
- Rain usually arrives later in the day and rarely lasts long
- Daytime temperatures often sit between 28°C and 32°C
- Surfing, snorkeling, catamaran tours and coastal hikes are still easy to enjoy
Places like Tamarindo, Jaco, Manuel Antonio and Nosara feel calmer than usual but remain lively enough for tours and activities.
Book a shared catamaran tour in Costa Rica and enjoy snorkeling, ocean views and wildlife spotting without the private charter price.
Caribbean Coast
The Caribbean side feels more tropical and humid throughout the year.
- Rainfall is more common, but it often comes in short bursts rather than long downpours
- Temperatures stay warm, usually between 27°C and 31°C
- You still have plenty of time for wildlife watching, kayaking and park visits
Puerto Viejo and Tortuguero are especially appealing in May for travelers who enjoy nature and slower paced travel.
Inland and Highland Areas
If you prefer cooler air and mountain scenery, the inland regions are a great option.
- Mornings are cooler and comfortable, making hiking and sightseeing more enjoyable
- Temperatures range from about 20°C to 27°C
- Afternoon rain helps waterfalls grow stronger and keeps the forests fresh
Areas such as Arenal, La Fortuna, Monteverde and the Central Valley are well suited for volcano tours, birdwatching and outdoor adventures during this time of year.
Understanding these regional differences helps you make the most of the weather in Costa Rica in May and plan your trip around the best times for exploring, relaxing and enjoying nature.
Book a private deluxe catamaran charter and enjoy a day of sun, snorkeling, open bar and personalized service designed exclusively for you.
From 2020 to 2024, Costa Rica’s May temperatures stayed warm and steady. Days were usually hot but comfortable. Daytime highs ranged between 27°C and 32°C (81°F to 90°F). Most regions stayed close to 29°C to 31°C (84°F to 88°F). Nights were mild, with lows of 20°C to 24°C (68°F to 75°F). Evenings felt cool after warm tropical days.
Across these five years, there were no major temperature changes. The weather stayed predictable and stable. May did bring afternoon showers. They were usually short and refreshing. Mornings remained sunny and bright.These steady trends make May a great month for beaches, rainforest walks, water adventures and wildlife tours. The landscapes look fresh, green and full of life.
Did You Know?
In May 2025, Costa Rica saw about 189,881 international arrivals by air, marking a drop from May 2024’s 199,058 highlighting a modest dip in tourism after the strong rebound in April.
Outdoor and Beach Activities & Events in May
May in Costa Rica brings warm tropical sunshine, lush green landscapes and fewer crowds, with average temperatures around 28°C (82°F). It’s perfect for swimming, surfing or sailing along the Pacific or Caribbean coasts. Relax on beaches like Tamarindo, Manuel Antonio or Puerto Viejo or book a private catamaran tour to spot dolphins and enjoy snorkeling adventures.
Beyond the beaches, explore misty cloud forests in Monteverde, hike through Arenal Volcano National Park or cool off in natural waterfalls and rivers. Eco-parks and wildlife reserves, such as Tortuguero and Corcovado, offer unforgettable encounters with monkeys, sloths and sea turtles.
Top Events and Celebrations in May
- May 1 – Labor Day (Día del Trabajador)
This national holiday celebrates workers across Costa Rica with parades, community gatherings and cultural performances. Visitors can join local festivities and enjoy traditional Costa Rican food, music and dance.
- May 15 – Mother’s Day (Día de la Madre)
A heartfelt celebration in Costa Rica where families honor mothers with gifts, flowers and special meals. Resorts, restaurants and beaches often host brunches, live music and sunset dinners to mark the occasion.
- May 15–20 – Envision Festival Previews and Beach Events
While the main festival is in February, many beaches host warm-up events, yoga sessions and live music gatherings in May. This is perfect for travelers looking for wellness, art and beachside culture.
- Throughout May – Sea Turtle Nesting Season Begins
May marks the start of nesting for Pacific and Caribbean sea turtles. Conservation groups in Tortuguero, Ostional and Playa Grande offer guided night tours where visitors can learn about turtles and witness the nesting process safely.
Visiting for wildlife? Learn when turtle season happens in Costa Rica and where to see it responsibly.
- Throughout May – Outdoor Adventures, Markets & Cultural Activities
Costa Rica’s towns and beaches buzz with farmers’ markets, artisan fairs and live performances. From morning yoga in Nosara to artisan crafts at local markets in San José and beachfront concerts in Jacó, there’s a vibrant mix of culture, wellness and outdoor fun for all travelers.
Planning time on the water? Explore the best Costa Rica boat tour experiences for ocean lovers.
Catamaran Tours in May
May is a great time to enjoy a catamaran tour along Costa Rica’s Pacific coast. You’ll find calm waters and sunny mornings, perfect for smooth sailing. Short afternoon showers keep the scenery green and fresh. Catamarans are stable and spacious, so you can relax on deck or enjoy snorkeling without worry.
Early departures give you the best chance to spot dolphins, sea turtles or even whales. You can take photos, swim or simply unwind while soaking in the views.
With Boat Trips Club, you can choose a private tour for a quiet escape or join a shared tour for a lively, social experience. Booking with experienced operators keeps your trip safe and memorable.
Ready to plan time on the water? Check out the Best Costa Rica Boat Tour Experiences for Ocean Lovers.
Budget & Travel Tips for Visiting Costa Rica in May
- You can save money by traveling in May, since flights and hotels are often cheaper and popular places are less crowded.
- It still helps to book your hotels and tours ahead of time, especially in beach towns and near national parks.
- Pack light, but bring a rain jacket, comfortable waterproof shoes and clothes that dry quickly for afternoon showers.
- Use local buses when you can. They are affordable, reliable and a great way to see everyday life in Costa Rica.
- Eat at local sodas for fresh, home style meals that cost far less than tourist restaurants.
- Plan outdoor activities for the morning, when the weather is usually clear and keep afternoons flexible.
- Follow park rules and stay on marked trails to help protect wildlife and natural areas.
- Carry some cash for small towns, markets and local shops, even though cards are accepted in most tourist areas.
- Consider travel insurance, especially if you plan on hiking, surfing or taking adventure tours.
- Pay attention to seasonal wildlife activity so you can time your trip for turtle nesting, great surf or wildlife sightings.
Wondering how much you should budget? See how much does a trip to Costa Rica costs, including flights, hotels, food, and activities.
Final Thoughts
Visiting Costa Rica in May is a unique experience. The weather in Costa Rica in May brings warm sunshine, lush green landscapes and calmer crowds. You can enjoy beaches, wildlife and adventure without the hustle of peak season. Short afternoon showers refresh the scenery and add charm to your days. Traveling during this time also offers better prices and easier bookings.
Whether you are exploring rainforests, spotting turtles or relaxing by the coast, the weather in Costa Rica in May provides a perfect balance of adventure and relaxation. It is a time to enjoy the country at a slower, more authentic pace.
Experience Costa Rica from the sea this May on a catamaran tour. Soak up the sun, spot dolphins and sea turtles and enjoy calm waters before the gentle afternoon showers. Message us on WhatsApp to reserve your adventure today.
FAQs
What not to miss when visiting Costa Rica?
Don’t miss exploring cloud forests, national parks, wildlife reserves, beaches, waterfalls and sea turtle nesting sites for a full Costa Rican experience.
Does it rain every day in May in Costa Rica?
No. Most days have sunny mornings, with short afternoon showers that do not last long.
Which regions are best in May?
The Pacific coast and inland areas like Arenal and Monteverde are great choices, with good weather and fewer crowds.
Can I still do outdoor tours in May?
Yes. Tours run normally, especially in the mornings when conditions are best.