La Fortuna Weather in May
La Fortuna in May sees high temperatures, with highs around 28°C (82°F) and overnight lows of 22°C (72°F). With the rainy season in full effect, expect around 243 mm (9.6 in) of rainfall and regular showers throughout the month.
Rainfall in La Fortuna in May
As part of the rainy season, La Fortuna sees around 18 days of rain in May, with an average of 243 mm (9.6 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in La Fortuna in May
In May, La Fortuna gets high temperatures, with highs of 28°C (82°F). Nights cool to around 22°C (72°F). This kind of day-to-night contrast is typical for this time of year. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors.If you prefer dry days with pleasant temperatures, February, March and April typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 La Fortuna's climate page.
La Fortuna Temperature in May
Min Temperature
22°C (72°F)
Max Temperature
28°C (82°F)
Chance of Rain
60%
Precipitation
243 mm (9.6 in)
Rainy days
18 days
Daily Historical Temperatures
43-year average (1977-2025)
Based on our historical records, temperatures in La Fortuna 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 for La Fortuna in May
Browse day-by-day weather records for La Fortuna spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
La Fortuna historical weather extremes in May
According to our 29 years of weather records for La Fortuna, the following extremes were recorded between 1997 and 2026.
- The hottest May day on record in La Fortuna reached 34°C (93°F) (May 25, 1998).
- On May 29, 2008, La Fortuna saw its coldest May day with temperatures maxing out at 19°C (66°F).
- La Fortuna registered its coldest May night on May 7, 2013, with temperatures dropping to 16°C (61°F).
- Peak precipitation in May occurred on May 15, 2001, when 156 mm (6.1 in) of precipitation was measured.
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
What to Wear in La Fortuna in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!What To Do in La Fortuna 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 La Fortuna's climate page.
See the full La Fortuna climate overview or explore weather in Costa Rica.
