Tamarindo Weather in May
May in Tamarindo brings very high temperatures, with highs of 32°C (90°F) and nights dropping to 26°C (79°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.
Rainfall in Tamarindo in May
Tamarindo is in the rainy season in May, with rain on around 17 days and an average of 242 mm (9.5 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.
Temperature in Tamarindo in May
Temperatures in Tamarindo in May top out at 32°C (90°F) and drop to 26°C (79°F) overnight. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 26°C (79°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Tamarindo in May
Enjoy a sunny month with about 204 hours of sunshine, even though this month falls in the wet season. There is still enough sun to enjoy the outdoors.If you're looking for dry conditions and comfortable temperatures, May may not be the ideal month to visit Tamarindo. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Costa Rica, check out our Tamarindo's climate page.
Tamarindo Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
32°C (90°F)
Chance of Rain
57%
Precipitation
242 mm (9.5 in)
Rainy days
17 days
Humidity
73% *
Sunshine
204 hours *
Percentage Sunshine
*
Daily Historical Temperatures
32-year average (1987-2025)
Based on our historical records, temperatures in Tamarindo typically stay consistent throughout May, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in May
Daily Historical Precipitation
32-year average (1987-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Tamarindo in May
Browse day-by-day weather records for Tamarindo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Tamarindo historical weather extremes in May
Based on 25 years of weather observations (2001-2026), these are the most extreme conditions recorded in Tamarindo.
- On May 2, 2001, temperatures climbed to 38°C (100°F), marking the warmest May day on record.
- Tamarindo experienced its chilliest May day on May 20, 2004, reaching only 25°C (77°F).
- The coldest night in May in Tamarindo was on May 17, 2021, with a minimum of 20°C (68°F).
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 →
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What to Wear in Tamarindo in May
Warm but pleasant conditions in Tamarindo 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.What To Do in Tamarindo in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Costa Rica, check out our Tamarindo's climate page.
Temperature Rainfall Sunshine Humidity
See the full Tamarindo climate overview or explore weather in Costa Rica.
