March Weather in Uniao, Brazil

Last updated: August 22, 2025

In March, the average temperature in Uniao, Brazil is a warm 27°C (80°F), with daily highs reaching up to 34°C (93°F) and lows dipping to around 22°C (72°F). Expect a significant amount of rainfall, with 385 mm (15.1 in) occurring over 29 days, contributing to a high average humidity of 92%. Be prepared for a pleasantly humid climate!

March Temperature in Uniao

In March in Uniao, the average temperature is 27°C (80°F). Maximums can reach 34°C (93°F), while minimums can drop as low as 22°C (72°F). This pleasant climate makes Uniao an ideal destination for travelers seeking warmth and sunshine during this time.

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

The chart illustrates March temperature patterns in Uniao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Uniao, March typically has an average temperature of 27°C (80°F), with highs reaching up to 34°C (93°F) and lows dropping to around 22°C (72°F).

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

March Precipitation in Uniao

In Uniao, in March, the precipitation amount is 385 mm (15.1 in) over a span of 29 days.

March Precipitation Trends in Uniao

The chart displays monthly precipitation patterns in 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 Uniao, March typically receives around 385 mm (15.1 inches) of precipitation spread over approximately 29 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 Uniao

In Uniao in March, humidity is 92%. With an average temperature of 27°C (80°F), this humidity feels like traveling through a warm, enveloping blanket that makes you feel sticky and lethargic, leaving you longing for refreshing air conditioning or a cool breeze.

March Average Humidity in Uniao

This chart illustrates the average monthly humidity levels in 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 Uniao is approximately 92%, 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 Uniao

In Uniao in March, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Uniao.

Maximum UV Index Levels in Uniao for March

The chart shows the monthly maximum UV Index (UVI) for 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 Uniao typically reaches 16, which falls under the extreme exposure category.

Data source: 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 Uniao Compares to Other Months

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

This table compares monthly weather conditions in Uniao, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	201 mm (7.9 inches)	90%	extreme
February Weather	27°C (80°F)	325 mm (12.8 inches)	91%	extreme
March Weather	27°C (80°F)	385 mm (15.1 inches)	92%	extreme
April Weather	27°C (81°F)	301 mm (11.8 inches)	93%	extreme
May Weather	27°C (81°F)	109 mm (4.3 inches)	88%	extreme
June Weather	28°C (82°F)	15 mm (0.6 inches)	75%	extreme
July Weather	28°C (83°F)	17 mm (0.7 inches)	52%	extreme
August Weather	29°C (84°F)	3 mm (0.1 inches)	42%	extreme
September Weather	30°C (87°F)	2 mm (0.1 inches)	36%	extreme
October Weather	31°C (88°F)	5 mm (0.2 inches)	35%	extreme
November Weather	30°C (86°F)	48 mm (1.9 inches)	43%	extreme
December Weather	29°C (85°F)	87 mm (3.4 inches)	76%	extreme