March Weather in Porteirinha, Brazil

Last updated: August 22, 2025

In Porteirinha, Brazil, the average temperature for March is a warm 26°C (78°F). Expect a minimum of 17°C (64°F) and a maximum that can soar to 37°C (99°F). During this time, precipitation averages around 77 mm (3.0 in), occurring over 10 days, while the average humidity hovers at a muggy 88%.

March Temperature in Porteirinha

In March, in Porteirinha, the average temperature is 26°C (78°F), with maximums reaching up to 37°C (99°F) and minimums dropping as low as 17°C (64°F). This pleasant climate makes Porteirinha an ideal destination for travelers looking to enjoy warm weather and outdoor activities during this time of year.

March Weather in Porteirinha: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Porteirinha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porteirinha, March typically has an average temperature of 26°C (78°F), with highs reaching up to 37°C (99°F) and lows dropping to around 17°C (64°F).

Data source: Temperature data for Porteirinha generated using information from the Copernicus Climate Change Service.

March Precipitation in Porteirinha

In Porteirinha in March, the total precipitation amount is 77 mm (3.0 in) spread over a duration of 10 days.

March Precipitation Trends in Porteirinha

The chart displays monthly precipitation patterns in Porteirinha, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Porteirinha, March typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

March Humidity in Porteirinha

In Porteirinha in March, humidity is 88%. With an average temperature of 26°C (78°F), this humidity feels like stepping into a warm, thick blanket, making travel feel heavy and sticky, where the air clings to your skin and every movement can feel laborious.

March Average Humidity in Porteirinha

This chart illustrates the average monthly humidity levels in Porteirinha, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Porteirinha is approximately 88%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Porteirinha

In Porteirinha in March, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Porteirinha, you can check here.

Maximum UV Index Levels in Porteirinha for March

The chart shows the monthly maximum UV Index (UVI) for Porteirinha in March, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In March, the maximum UV index in Porteirinha typically reaches 14, which falls under the extreme exposure category.

Data source: Porteirinha March UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How March Weather in Porteirinha Compares to Other Months

Weather in Porteirinha varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Porteirinha, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Porteirinha, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	47 mm (1.9 inches)	75%	extreme
February Weather	25°C (78°F)	118 mm (4.7 inches)	83%	extreme
March Weather	26°C (78°F)	77 mm (3.0 inches)	88%	extreme
April Weather	25°C (77°F)	37 mm (1.4 inches)	81%	extreme
May Weather	23°C (74°F)	7 mm (0.3 inches)	72%	extreme
June Weather	23°C (73°F)	1 mm (0.0 inches)	71%	very high
July Weather	21°C (71°F)	1 mm (0.1 inches)	66%	very high
August Weather	23°C (74°F)	1 mm (0.0 inches)	61%	extreme
September Weather	26°C (78°F)	3 mm (0.1 inches)	54%	extreme
October Weather	27°C (81°F)	45 mm (1.8 inches)	46%	extreme
November Weather	25°C (78°F)	128 mm (5.0 inches)	42%	extreme
December Weather	25°C (78°F)	160 mm (6.3 inches)	51%	extreme