March weather forecast
Umuarama, Brazil

The first month of the autumn, March, is also a moderately hot month in Umuarama, Brazil, with temperature in the range of an average high of 28.9°C (84°F) and an average low of 19.5°C (67.1°F).

Temperature

With March's arrival, Umuarama's weather records an average high-temperature of a still moderately hot 28.9°C (84°F), marking little difference from February's 29.3°C (84.7°F). Umuarama records an average low of 19.5°C (67.1°F) throughout the nights in March.

Heat index

The heat index for March is appraised at a sweltering 35°C (95°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', combines both the air temperature and the humidity level to give a perceived human temperature. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

The average relative humidity in March in Umuarama, Brazil, is 83%.

Rainfall

In Umuarama, in March, during 17.4 rainfall days, 71mm (2.8") of precipitation is typically accumulated. Throughout the year, there are 176.1 rainfall days, and 1057mm (41.61") of precipitation is accumulated.

Daylight

The average length of the day in March is 12h and 13min.
On the first day of the month, sunrise is at 06:28 and sunset at 19:02. On the last day of March, in Umuarama, sunrise is at 06:41 and sunset at 18:33 -03.

Sunshine

In March, the average sunshine is 8.4h.

UV index

The months with the highest UV index are January through March, August through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In March, the maximum UV index of 6 transforms into these recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.