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Dominical Weather in May
May in Dominical brings high temperatures around 27°C (81°F) during the day, dropping to 23°C (73°F) at night, and as part of the rainy season, heavy rainfall is common.
Rainfall in Dominical in May
As part of the rainy season, Dominical sees around 18 days of rain in May, with an average of 782 mm (31 in). The rain this month falls heavily when it arrives, so waterproofs are worth keeping handy.
Temperature in Dominical in May
Temperatures in Dominical in May top out at 27°C (81°F) and drop to 23°C (73°F) overnight. This kind of day-to-night contrast is typical for this time of year. Nights are warm at 23°C (73°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Dominical in May
There are approximately 190 hours of sunshine this month, despite being the rainy season. Rain often arrives in the late afternoon or evening, keeping mornings and early afternoons sunny. Even during the wet season, it could still be a nice time to visit.May in Dominical 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.
Dominical Temperature in May
Min Temperature
23°C (73°F)
Max Temperature
27°C (81°F)
Chance of Rain
59%
Precipitation
782 mm (31 in)
Rainy days
18 days
Humidity
82% *
Sunshine
190 hours *
Percentage Sunshine
*
* Data from: Quepos, Costa Rica (38 KM, 23 Miles).
Dominical Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Dominical - and find the best time to visit.
Historical weather records for Dominical in May
Browse day-by-day weather records for Dominical spanning 47 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Dominical historical weather extremes in May
Based on weather observations in Dominical between 2006 and 2026, these are the recorded extremes during May.
- The hottest May day on record in Dominical reached 29°C (84°F) (May 9, 2026).
- The coldest May day was on May 28, 2008, with a maximum of 22°C (72°F).
- The coldest night in May in Dominical was on May 4, 2008, with a minimum of 19°C (66°F).
- The wettest May day on record brought 210 mm (8.3 in) of precipitation to Dominical (May 16, 2010).
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 Dominical in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
Dominical 3-Day Forecast
More climate data for Dominical
Temperature Rainfall Sunshine Humidity
See the full Dominical 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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