Last updated: March 2, 2024
The weather in Arenal, Honduras, during May is characterized by an average temperature of 25°C (78°F). Highs can soar to 36°C (96°F), while lows may dip to 17°C (64°F). Typically, the humidity level in Arenal throughout May hovers around 59%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Arenal averages 126 mm (5.0 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 12 hours 50 minutes of daylight, with the sun shining for approximately 10 hours 15 minutes each day. Additionally, there is a 43% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Arenal 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 | 14 | 12 | 9 | 5 | 3 | 1 | 1 | 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 | ||||||