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Manuel Antonio National Park Weather in May
May in Manuel Antonio National Park brings high temperatures, with highs of 28°C (82°F) and nights dropping to 24°C (75°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.
Rainfall in Manuel Antonio National Park in May
As part of the rainy season, Manuel Antonio National Park sees around 17 days of rain in May, with an average of 779 mm (31 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.
Temperature in Manuel Antonio National Park in May
In May, Manuel Antonio National Park gets high temperatures, with highs of 28°C (82°F). Nights cool to around 24°C (75°F). This kind of day-to-night contrast is typical for this time of year. At 24°C (75°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Manuel Antonio National Park in May
With approximately 190 hours of sunshine, the days are filled with clear skies during the day. Rain typically falls in the afternoon or evening, keeping mornings and early parts of the day sunny.May in Manuel Antonio National Park can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Manuel Antonio National Park Temperature in May
Min Temperature
24°C (75°F)
Max Temperature
28°C (82°F)
Chance of Rain
58%
Precipitation
779 mm (31 in)
Rainy days
17 days
Humidity
82% *
Sunshine
190 hours *
Percentage Sunshine
*
* Data from: Quepos, Costa Rica (7 KM, 4 Miles).
Manuel Antonio National Park Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Manuel Antonio National Park - and find the best time to visit.
Daily Historical Temperatures
43-year average (1977-2025)
Based on our historical records, temperatures in Manuel Antonio National Park typically stay consistent throughout May, with daily highs averaging around 28°C (82°F). Nights are pleasant, with lows around 20°C (68°F).
Average temperatures in May
Daily Historical Precipitation
43-year average (1977-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Manuel Antonio National Park in May
Browse day-by-day weather records for Manuel Antonio National Park spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Manuel Antonio National Park historical weather extremes in May
Our historical data for Manuel Antonio National Park spans 1997 to 2026, revealing these weather extremes.
- The hottest May day on record in Manuel Antonio National Park reached 32°C (90°F) (May 25, 2017).
- On May 29, 2008, Manuel Antonio National Park saw its coldest May day with temperatures maxing out at 19°C (66°F).
- Manuel Antonio National Park registered its coldest May night on May 7, 2013, with temperatures dropping to 16°C (61°F).
- The wettest May day on record brought 156 mm (6.1 in) of precipitation to Manuel Antonio National Park (May 15, 2001).
Best Places in Costa Rica in May
Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Manuel Antonio National Park in May
Warm but pleasant conditions in Manuel Antonio National Park in May. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
Manuel Antonio National Park 3-Day Forecast
More climate data for Manuel Antonio National Park
Temperature Rainfall Sunshine Humidity
See the full Manuel Antonio National Park climate overview or explore weather in Costa Rica.
Popular in May
Where to go in May - average daytime high across popular destinations.
Tamarindo
32°C (90°F) Santa Teresa29°C (84°F) Cahuita29°C (84°F) Fortuna29°C (84°F) Herradura29°C (84°F) Puerto Viejo de Talamanca29°C (84°F) Jacó29°C (84°F) San José25°C (77°F) Bucket list
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