Last updated: March 2, 2024
The weather in Alajuela, Costa Rica, during August is characterized by an average temperature of 20°C (69°F). Highs can soar to 27°C (80°F), while lows may dip to 16°C (61°F). Typically, the humidity level in Alajuela throughout August hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In August, Alajuela averages 331 mm (13.0 inches) of rainfall, typically over the course of 26 rainy days. The month enjoys an average of 12 hours 25 minutes of daylight, with the sun shining for approximately 6 hours 53 minutes each day. Additionally, there is a 6% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In August, the UV Index in Alajuela reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 2 | 4 | 8 | 11 | 13 | 13 | 11 | 8 | 5 | 2 | 1 | 0 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 30 min | 45 min | ||||||