La Fortuna Weather in May
What's the weather like in La Fortuna (Alajuela) in May 2025?
The climate in La Fortuna during May can be summarized as hot, humid and very wet.
May is in the spring in La Fortuna and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 23°C (73°F) is normal.
| Daytime temperature | 30.1°C 86.2°F |
|---|---|
| Nightly temperature | 22.5°C 72.5°F |
| Average temperature | 26.3°C 79.3°F |
| Daily sunshine | 6.7 hrs |
| Avg rainfall | 260 mm 10.2 ins |
| Rainy days | 17 days |
| Sea temperature | 29°C 84.1°F |
| Humidity | 84% |
| Windspeed | 9.4kph 6 mph |
On average May is the 5th driest month of the year in La Fortuna with around 260mm 10.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
May temperatures in La Fortuna
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in La Fortuna in May 2024.
Other monthly averages
La Fortuna weather stats
| Hottest month: | April | 31.8°C 89.2°F |
|---|---|---|
| Driest month: | March | 81mm 3.2ins |
| Sunniest month: | March | 7.3hrs |
| Coldest month: | November | 28.2°C 82.8°F |
| Wettest month: | July | 462mm 18.2ins |
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