March weather forecast
Restinga de Jacarepagua, Brazil

The first month of the autumn, March, is also a moderately hot month in Restinga de Jacarepagua, Brazil, with temperature in the range of an average low of 22.7°C (72.9°F) and an average high of 29.2°C (84.6°F).

Temperature

The arrival of March brings an average high-temperature of a warm 29.2°C (84.6°F), subtly diverging from February's 30.6°C (87.1°F). Throughout March, Restinga de Jacarepagua encounters an average temperature drop to a pleasant 22.7°C (72.9°F).

Heat index

The heat index value for March is calculated to be a very hot 36°C (96.8°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In March, the average relative humidity is 81%.

Rainfall

In Restinga de Jacarepagua, during March, the rain falls for 19.9 days and regularly aggregates up to 55mm (2.17") of precipitation. In Restinga de Jacarepagua, Brazil, during the entire year, the rain falls for 172 days and collects up to 543mm (21.38") of precipitation.

Daylight

In March, the average length of the day in Restinga de Jacarepagua is 12h and 13min.
On the first day of the month, sunrise is at 05:49 and sunset at 18:21. On the last day of March, in Restinga de Jacarepagua, Brazil, sunrise is at 06:01 and sunset at 17:53 -03.

Sunshine

In Restinga de Jacarepagua, the average sunshine in March is 8h.

UV index

The months with the lowest UV index in Restinga de Jacarepagua are February through November, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 6 in March translates into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.