March Weather in Porto Uniao, Brazil

Last updated: August 22, 2025

In March, the average temperature in Porto Uniao, Brazil hovers around 20°C (69°F). Expect a range that dips to a minimum of 10°C (51°F) and peaks at 32°C (90°F). With 99 mm (3.9 in) of precipitation spread over 16 days, the air carries an average humidity of 82%, creating a lush and vibrant atmosphere.

March Temperature in Porto Uniao

In March in Porto Uniao, the average temperature is 20°C (69°F). Maximums can reach 32°C (90°F) and minimums can be as low as 10°C (51°F). This range makes Porto Uniao an ideal destination for travelers seeking pleasant weather and a comfortable climate.

March Weather in Porto Uniao: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Porto Uniao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Uniao, March typically has an average temperature of 20°C (69°F), with highs reaching up to 32°C (90°F) and lows dropping to around 10°C (51°F).

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

March Precipitation in Porto Uniao

In Porto Uniao in March, the total precipitation amount is 99 mm (3.9 in) over the course of 16 days.

March Precipitation Trends in Porto Uniao

The chart displays monthly precipitation patterns in Porto Uniao, 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 Porto Uniao, March typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 16 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 Porto Uniao

In Porto Uniao in March humidity is 82%. With an average temperature of 20°C (69°F), this humidity feels like a warm, sticky embrace that clings to your skin, making it necessary to stay hydrated while exploring the sights.

March Average Humidity in Porto Uniao

This chart illustrates the average monthly humidity levels in Porto Uniao, 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 Porto Uniao is approximately 82%, 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 Porto Uniao

In Porto Uniao in March, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Porto Uniao.

Maximum UV Index Levels in Porto Uniao for March

The chart shows the monthly maximum UV Index (UVI) for Porto Uniao 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 Porto Uniao typically reaches 13, which falls under the extreme exposure category.

Data source: Porto Uniao 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 Porto Uniao Compares to Other Months

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

This table compares monthly weather conditions in Porto Uniao, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (70°F)	143 mm (5.6 inches)	85%	extreme
February Weather	21°C (70°F)	102 mm (4.0 inches)	81%	extreme
March Weather	20°C (69°F)	99 mm (3.9 inches)	82%	extreme
April Weather	17°C (64°F)	56 mm (2.2 inches)	84%	extreme
May Weather	15°C (59°F)	82 mm (3.2 inches)	86%	high
June Weather	14°C (57°F)	95 mm (3.7 inches)	84%	high
July Weather	13°C (55°F)	25 mm (1.0 inches)	77%	high
August Weather	14°C (57°F)	75 mm (3.0 inches)	70%	very high
September Weather	18°C (64°F)	71 mm (2.8 inches)	75%	extreme
October Weather	18°C (64°F)	140 mm (5.5 inches)	76%	extreme
November Weather	19°C (67°F)	115 mm (4.5 inches)	84%	extreme
December Weather	21°C (70°F)	133 mm (5.2 inches)	88%	extreme