Nuevo Arenal Weather in May
May in Nuevo Arenal brings very high temperatures, with highs of 30°C (86°F) and nights dropping to 22°C (72°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.
Rainfall in Nuevo Arenal in May
As part of the rainy season, Nuevo Arenal sees around 18 days of rain in May, with an average of 245 mm (9.6 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.
Temperature in Nuevo Arenal in May
May in Nuevo Arenal brings very high temperatures, with highs of 30°C (86°F) and nights around 22°C (72°F). Mornings and evenings are often more comfortable than the peak afternoon hours. With lows of 22°C (72°F), the nights are warm and generally comfortable.May in Nuevo Arenal 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.
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 Nuevo Arenal's climate page.
Nuevo Arenal Temperature in May
Min Temperature
22°C (72°F)
Max Temperature
30°C (86°F)
Chance of Rain
60%
Precipitation
245 mm (9.6 in)
Rainy days
18 days
Humidity
84% *
Daily Historical Temperatures
39-year average (1977-2025)
Based on our historical records, temperatures in Nuevo Arenal typically stay consistent throughout May, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in May
Daily Historical Precipitation
39-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 Nuevo Arenal in May
Browse day-by-day weather records for Nuevo Arenal spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Nuevo Arenal historical weather extremes in May
The extremes listed below come from historical weather data collected in Nuevo Arenal from 1997 through 2026.
- The warmest day in May was on May 14, 1998, with a maximum of 39°C (102°F).
- On May 28, 2008, Nuevo Arenal saw its coldest May day with temperatures maxing out at 24°C (75°F).
- The coldest night in May in Nuevo Arenal was on May 2, 2008, 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 →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Nuevo Arenal 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 Nuevo Arenal 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 Nuevo Arenal's climate page.
See the full Nuevo Arenal climate overview or explore weather in Costa Rica.
