Climate almanac
Alajuela
Alajuela Province, Costa Rica · 10.02°, -84.21°
What is the weather like in Alajuela in May?
In May, Alajuela is typically 78°F (25°C) during the day and 65°F (18°C) at night. The month brings about 13 in (325 mm) of precipitation in total.
- Average high78°F (25°C)
- Average low65°F (18°C)
- Precipitation13 in (325 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)