Last updated: March 2, 2024
The weather in Castanhal, Brazil, during March is characterized by an average temperature of 26°C (79°F). Highs can soar to 33°C (91°F), while lows may dip to 22°C (72°F). Typically, the humidity level in Castanhal throughout March hovers around 81%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In March, Castanhal averages 535 mm (21.1 inches) of rainfall, typically over the course of 30 rainy days. The month enjoys an average of 12 hours 5 minutes of daylight, with the sun shining for approximately 8 hours 16 minutes each day. Additionally, there is a 11% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In March, the UV Index in Castanhal reaches a maximum of 16, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 14 | 16 | 15 | 12 | 8 | 4 | 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 | |||||