Playa Avellana Weather in May
With daytime temperatures of 32°C (90°F) and nighttime lows of 26°C (79°F), May in Playa Avellana brings very high temperatures during the day. Do keep in mind that May is part of the rainy season, with frequent and often heavy rainfall.
Rainfall in Playa Avellana in May
As part of the rainy season, Playa Avellana sees around 17 days of rain in May, with an average of 252 mm (9.9 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Playa Avellana in May
May in Playa Avellana sees highs of 32°C (90°F) and lows of 26°C (79°F) overnight. For most visitors, the main thing to prepare for is the heat during the day. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Playa Avellana in May
The city usually sees around 204 hours of sunlight, indicating many sunny days despite it being the rainy season.May in Playa Avellana has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations 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 Playa Avellana's climate page.
Playa Avellana Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
32°C (90°F)
Chance of Rain
57%
Precipitation
252 mm (9.9 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 Playa Avellana 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 Playa Avellana in May
Browse day-by-day weather records for Playa Avellana spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Playa Avellana historical weather extremes in May
Based on 25 years of weather observations in Playa Avellana between 2001 and 2026, these are the recorded extremes.
- The hottest May day on record in Playa Avellana reached 38°C (100°F) (May 2, 2001).
- The lowest daytime temperature in May was 25°C (77°F), recorded on May 20, 2004.
- The lowest overnight temperature recorded in May was 20°C (68°F) (May 17, 2021).
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 Playa Avellana 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Playa Avellana 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 Playa Avellana's climate page.
Temperature Rainfall Sunshine Humidity
See the full Playa Avellana climate overview or explore weather in Costa Rica.
