March weather forecast
Rio do Antônio, Brazil

The first month of the autumn, March, is also a hot month in Rio do Antônio, Brazil, with an average temperature ranging between min 19.7°C (67.5°F) and max 30.3°C (86.5°F).

Temperature

The advent of March sees the average high-temperature at a still tropical 30.3°C (86.5°F), subtly shifted from February's 30.6°C (87.1°F). March nights in Rio do Antônio observe an average temperature dip to an enjoyable 19.7°C (67.5°F).

Heat index

Throughout March, the heat index is calculated to be a sweltering 37°C (98.6°F). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In March, the average relative humidity in Rio do Antônio is 75%.

Rainfall

In Rio do Antônio, Brazil, in March, during 19.6 rainfall days, 98mm (3.86") of precipitation is typically accumulated. In Rio do Antônio, Brazil, during the entire year, the rain falls for 157.3 days and collects up to 574mm (22.6") of precipitation.

Daylight

In March, the average length of the day is 12h and 10min.
On the first day of March, sunrise is at 05:49 and sunset at 18:11. On the last day of the month, sunrise is at 05:53 and sunset at 17:51 -03.

Sunshine

The average sunshine in March is 8.2h.

UV index

In March, the average daily maximum UV index in Rio do Antônio, Brazil, is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 6 in March translates into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.