March weather forecastRio Uaçá, Brazil

Weather in March

The first month of the spring, March, is also a moderately hot month in Rio Uaçá, Brazil, with an average temperature ranging between max 28.8°C (83.8°F) and min 22.3°C (72.1°F).

Temperature

The beginning of March reveals an average high-temperature of a still moderately hot 28.8°C (83.8°F), showing minimal deviation from the previous month. March nights observe an average temperature dip to a pleasant 22.3°C (72.1°F).

Heat index

March's mean heat index is calculated to be a sweltering 36°C (96.8°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. 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 remain especially vital for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

The average relative humidity in March in Rio Uaçá is 88%.

Rainfall

In Rio Uaçá, during March, the rain falls for 29.7 days and regularly aggregates up to 113mm (4.45") of precipitation. In Rio Uaçá, during the entire year, the rain falls for 280.4 days and collects up to 1281mm (50.43") of precipitation.

Daylight

In Rio Uaçá, the average length of the day in March is 12h and 6min.
On the first day of March, sunrise is at 06:36 and sunset at 18:39. On the last day of the month, sunrise is at 06:24 and sunset at 18:34 -03.

Sunshine

The average sunshine in March is 4.6h.

UV index

The months with the lowest UV index are January through June and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in March transforms into the following instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.