Last updated: March 2, 2024
The weather in Arenal, Colombia, during August is characterized by an average temperature of 28°C (83°F). Highs can soar to 36°C (97°F), while lows may dip to 23°C (73°F). Typically, the humidity level in Arenal throughout August hovers around 83%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In August, Arenal averages 187 mm (7.4 inches) of rainfall, typically over the course of 25 rainy days. The month enjoys an average of 12 hours 22 minutes of daylight, with the sun shining for approximately 9 hours 24 minutes each day. Additionally, there is a 10% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In August, the UV Index in Arenal 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 | 1 | 3 | 6 | 10 | 13 | 13 | 12 | 9 | 5 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||