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March Weather in Barro Alto, Brazil

Last updated: August 22, 2025

In March, the average temperature in Barro Alto, Brazil is a pleasant 25°C (77°F). You'll experience a temperature range, with minimums dipping to 16°C (62°F) and maximums soaring to 34°C (94°F). Be prepared for some wet days, as 75 mm (2.9 in) of precipitation is expected over 9 days, accompanied by a high average humidity of 90%.

March Temperature in Barro Alto

In March in Barro Alto, the average temperature is 25°C (77°F), with maximums reaching 34°C (94°F) and minimums dropping to as low as 16°C (62°F). This range makes it a pleasant destination for travelers seeking comfortable weather.

March Weather in Barro Alto: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Barro Alto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barro Alto, March typically has an average temperature of 25°C (77°F), with highs reaching up to 34°C (94°F) and lows dropping to around 16°C (62°F).
JanFebMarAprMayJunJulAugSepOctNovDec767676757371697073777676
Data source: Temperature data for Barro Alto generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Barro Alto

In Barro Alto, in March, the precipitation amount is 75 mm (2.9 in) spread over the course of 9 days.

March Precipitation Trends in Barro Alto

The chart displays monthly precipitation patterns in Barro Alto, 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 Barro Alto, March typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec39537542956552410494
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Barro Alto

In Barro Alto in March humidity is 90%. With an average temperature of 25°C (77°F), this humidity feels like a warm, moist blanket enveloping you, making any outdoor travel feel stifling and heavy, often leading to a quick exhaustion as you navigate through the sultry air.

March Average Humidity in Barro Alto

This chart illustrates the average monthly humidity levels in Barro Alto, 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 Barro Alto is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%85%90%89%84%81%75%70%63%57%50%54%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Barro Alto

In Barro Alto in March, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Barro Alto.

Maximum UV Index Levels in Barro Alto for March

The chart shows the monthly maximum UV Index (UVI) for Barro Alto 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 Barro Alto typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151515141210111313151515
Data source: Barro Alto 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 Barro Alto Compares to Other Months

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

This table compares monthly weather conditions in Barro Alto, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (76°F)39 mm (1.5 inches)76%extreme
February Weather25°C (77°F)53 mm (2.1 inches)85%extreme
March Weather25°C (77°F)75 mm (2.9 inches)90%extreme
April Weather24°C (75°F)41 mm (1.6 inches)89%extreme
May Weather23°C (73°F)9 mm (0.3 inches)84%extreme
June Weather21°C (71°F)5 mm (0.2 inches)81%very high
July Weather20°C (69°F)6 mm (0.2 inches)75%extreme
August Weather21°C (70°F)5 mm (0.2 inches)70%extreme
September Weather23°C (73°F)5 mm (0.2 inches)63%extreme
October Weather25°C (77°F)24 mm (0.9 inches)57%extreme
November Weather24°C (76°F)104 mm (4.1 inches)50%extreme
December Weather24°C (76°F)94 mm (3.7 inches)54%extreme

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