March weather forecast
Alto Santo, Brazil

March, the first month of the autumn in Alto Santo, is still a hot month, with an average temperature fluctuating between 23.8°C (74.8°F) and 33.2°C (91.8°F).

Temperature

March registers an average high-temperature of a still hot 33.2°C (91.8°F), slightly varied from February's 33.8°C (92.8°F). During March, Alto Santo's temperature averages to a moderately hot 23.8°C (74.8°F) at night.

Heat index

During March, the heat index is appraised at a life-threatening hot 45°C (113°F). Careful: Heat exhaustion and heat cramps are anticipated. With ongoing exertion, heatstroke becomes a possibility.
Heat index details are generally centered around shaded locations and a mild breeze. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

The average relative humidity in March is 73%.

Rainfall

The month with the most rainfall is March, when the rain falls for 20.2 days and typically aggregates up to 83mm (3.27") of precipitation.

Daylight

The average length of the day in March is 12h and 8min.
On the first day of the month, sunrise is at 05:39 and sunset at 17:51. On the last day of March, sunrise is at 05:35 and sunset at 17:38 -03.

Sunshine

March has the least sunshine of the year in Alto Santo, Brazil, with an average of 7.8h of sunshine.

UV index

The months with the highest UV index in Alto Santo are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 7 in March converts into the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.