March weather forecast
Nova Iguaçu, Brazil

March, marking the beginning of autumn, brings along a distinctive shift in Nova Iguaçu's weather pattern. The rainfall sees a slight fall from the previous month, tallying 126mm (4.96"). The city experiences a reduction in temperature, welcoming autumn with the average lows of 20.8°C (69.4°F). The reduction in daylight hours and the sun's intensity is balanced by the maintained visibility, offering panoramic views. An ideal month for those looking to escape the scorching heat, as Nova Iguaçu transitions gracefully into cooler days.

Temperature

Welcoming March, Nova Iguaçu notes an average high-temperature of a moderately hot 28.6°C (83.5°F), nearly consistent with February's 30.3°C (86.5°F). During the nights in March, the temperature in Nova Iguaçu averages to a pleasant 20.8°C (69.4°F).

Heat index

During March, the heat index is appraised at a hot 34°C (93.2°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

March and April, with an average relative humidity of 84%, are the most humid months.

Rainfall

In Nova Iguaçu, during March, the rain falls for 24.7 days and regularly aggregates up to 116mm (4.57") of precipitation. Throughout the year, in Nova Iguaçu, there are 220.6 rainfall days, and 991mm (39.02") of precipitation is accumulated.

Daylight

The average length of the day in March in Nova Iguaçu, Brazil, is 12h and 13min.
On the first day of March in Nova Iguaçu, sunrise is at 05:50 and sunset at 18:21. On the last day of the month, sunrise is at 06:01 and sunset at 17:53 -03.

Sunshine

The average sunshine in March in Nova Iguaçu is 7.7h.

UV index

The average daily maximum UV index in March is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 6 in March leads to these guidelines:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.