March weather forecast
Barcarena, Brazil

March, the first month of the autumn in Barcarena, is also a moderately hot month, with an average temperature varying between 23.3°C (73.9°F) and 29.8°C (85.6°F).

Temperature

In Barcarena, March is the coldest month, with temperatures averaging a high of 29.8°C (85.6°F) and a low of 23.3°C (73.9°F).

Heat index

March's heat index is estimated at a scorching 40°C (104°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

March and April, with an average relative humidity of 89%, are the most humid months in Barcarena, Brazil.

Rainfall

In Barcarena, in March, it is raining for 27.6 days, with typically 176mm (6.93") of accumulated precipitation. In Barcarena, during the entire year, the rain falls for 283.5 days and collects up to 1348mm (53.07") of precipitation.

Sea temperature

January, March and May, with an average sea temperature of 28.3°C (82.9°F), are months with the warmest seawater.
Note: Swimming, diving, and similar water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are seen as very agreeable and pleasurable for lengthy periods without discomfort.

Daylight

The average length of the day in March is 12h and 7min.
On the first day of the month, sunrise is at 06:22 and sunset at 18:30. On the last day of March, sunrise is at 06:15 and sunset at 18:21 -03.

Sunshine

March has the least sunshine of the year in Barcarena, Brazil, with an average of 6.4h of sunshine.

UV index

The months with the highest UV index in Barcarena, Brazil, are January through March, May through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 7 in March, converts into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Alert! Sand and water increase UV exposure due to their reflective properties.