March Weather in Rio Branco, Brazil

Last updated: August 22, 2025

In Rio Branco, Brazil, the average temperature in March hovers around 26°C (78°F), with minimums dipping to 20°C (68°F) and maximums reaching up to 34°C (93°F). Expect 288 mm (11.3 in) of precipitation over approximately 27 days, contributing to an average humidity level of 87%. Embrace the warm, moist climate that defines this vibrant destination!

March Temperature in Rio Branco

In March in Rio Branco, the average temperature is 26°C (78°F), with maximums reaching 34°C (93°F) and minimums dipping as low as 20°C (68°F). Visitors can expect a warm and pleasant climate, making it an ideal time for outdoor activities and exploration.

March Weather in Rio Branco: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Rio Branco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Branco, March typically has an average temperature of 26°C (78°F), with highs reaching up to 34°C (93°F) and lows dropping to around 20°C (68°F).

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

March Precipitation in Rio Branco

In Rio Branco in March, the total precipitation amount is 288 mm (11.3 in) over the course of 27 days.

March Precipitation Trends in Rio Branco

The chart displays monthly precipitation patterns in Rio Branco, 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 Rio Branco, March typically receives around 288 mm (11.3 inches) of precipitation spread over approximately 27 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 Rio Branco

In Rio Branco in March humidity is 87%. With an average temperature of 26°C (78°F), this humidity feels like walking through a warm, damp blanket, making outdoor activities tiring and sweat-inducing for travelers.

March Average Humidity in Rio Branco

This chart illustrates the average monthly humidity levels in Rio Branco, 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 Rio Branco is approximately 87%, 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 Rio Branco

In Rio Branco 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 Rio Branco.

Maximum UV Index Levels in Rio Branco for March

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

Data source: Rio Branco 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 Rio Branco Compares to Other Months

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

This table compares monthly weather conditions in Rio Branco, 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 (79°F)	264 mm (10.4 inches)	88%	extreme
February Weather	25°C (78°F)	285 mm (11.2 inches)	87%	extreme
March Weather	26°C (78°F)	288 mm (11.3 inches)	87%	extreme
April Weather	26°C (78°F)	168 mm (6.6 inches)	89%	extreme
May Weather	25°C (77°F)	83 mm (3.3 inches)	84%	extreme
June Weather	24°C (76°F)	33 mm (1.3 inches)	67%	very high
July Weather	25°C (76°F)	14 mm (0.6 inches)	46%	very high
August Weather	26°C (79°F)	26 mm (1.0 inches)	37%	extreme
September Weather	27°C (82°F)	53 mm (2.1 inches)	33%	extreme
October Weather	27°C (81°F)	125 mm (4.9 inches)	44%	extreme
November Weather	26°C (80°F)	206 mm (8.1 inches)	73%	extreme
December Weather	26°C (79°F)	305 mm (12.0 inches)	88%	extreme