Last updated: March 2, 2024
The weather in San Rafael Arriba, Costa Rica, during August is characterized by an average temperature of 19°C (66°F). Highs can soar to 25°C (77°F), while lows may dip to 15°C (59°F). Typically, the humidity level in San Rafael Arriba throughout August hovers around 82%.
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Average temperature
Maximum temperature
Humidity
In August, San Rafael Arriba averages 304 mm (12.0 inches) of rainfall, typically over the course of 28 rainy days. The month enjoys an average of 12 hours 25 minutes of daylight, with the sun shining for approximately 7 hours 37 minutes each day. Additionally, there is a 6% probability of sunny days during this period.
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Chance of sun
In August, the UV Index in San Rafael Arriba reaches a maximum of 14, 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 | 5 | 8 | 12 | 14 | 13 | 12 | 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 | ||||||