March weather forecast
Santa Cruz do Arari, Brazil

The first month of the autumn, March, is also a moderately hot month in Santa Cruz do Arari, Brazil, with an average temperature varying between 28.8°C (83.8°F) and 24.9°C (76.8°F).

Temperature

The start of March sees the average high-temperature at a still warm 28.8°C (83.8°F), showing little difference from February's 28.9°C (84°F). During March, nights cool slightly to an average low of 24.9°C (76.8°F).

Heat index

The heat index value for March is estimated at a sweltering 35°C (95°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

In Santa Cruz do Arari, the average relative humidity in March is 84%.

Rainfall

In Santa Cruz do Arari, in March, it is raining for 30.6 days, with typically 372mm (14.65") of accumulated precipitation. Throughout the year, there are 296.2 rainfall days, and 2404mm (94.65") of precipitation is accumulated.

Daylight

In March, the average length of the day is 12h and 7min.
On the first day of the month, sunrise is at 06:25 and sunset at 18:32. On the last day of March, sunrise is at 06:17 and sunset at 18:23 -03.

Sunshine

In Santa Cruz do Arari, the average sunshine in March is 7h.

UV index

The months with the highest UV index are February, March, May through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In March, the UV index of 7 transforms into the following advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.