Last updated: March 2, 2024
The weather in Castelo, Brazil, during May is characterized by an average temperature of 20°C (68°F). Highs can soar to 29°C (85°F), while lows may dip to 10°C (51°F). Typically, the humidity level in Castelo throughout May hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Castelo averages 46 mm (1.8 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 11 hours 6 minutes of daylight, with the sun shining for approximately 9 hours 12 minutes each day. Additionally, there is a 41% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Castelo reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 15 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 | 2 | 5 | 7 | 9 | 9 | 8 | 5 | 3 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Moderate | Low | |||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 30 min | 45 min | |||||||