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March Weather in Arroio Grande, Brazil

Last updated: August 22, 2025

In Arroio Grande, Brazil, the average temperature in March hovers around 22°C (72°F), with a minimum dipping to 12°C (54°F) and a potential peak of 35°C (95°F). This period experiences an average precipitation of 74 mm (2.9 in) spread over 10 days, coupled with a notable humidity level of 76%.

March Temperature in Arroio Grande

In March in Arroio Grande, the average temperature is 22°C (72°F). Maximums can reach 35°C (95°F) and minimums can be as low as 12°C (54°F). This range makes it an ideal time for travelers to enjoy outdoor activities while having the option to dress comfortably for varying temperatures.

March Weather in Arroio Grande: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Arroio Grande, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arroio Grande, March typically has an average temperature of 22°C (72°F), with highs reaching up to 35°C (95°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec757472686157555761646872
Data source: Temperature data for Arroio Grande 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 Arroio Grande

In Arroio Grande in March, the precipitation amount is 74 mm (2.9 in) spread over a period of 10 days.

March Precipitation Trends in Arroio Grande

The chart displays monthly precipitation patterns in Arroio Grande, 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 Arroio Grande, March typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec135987479881011121191531358073
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Arroio Grande

In Arroio Grande in March humidity is 76%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making travel slightly uncomfortable as you navigate through the thick, saturated air.

March Average Humidity in Arroio Grande

This chart illustrates the average monthly humidity levels in Arroio Grande, 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 Arroio Grande is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%74%76%82%87%86%81%78%82%82%79%77%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Arroio Grande

In Arroio Grande in March, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Arroio Grande.

Maximum UV Index Levels in Arroio Grande for March

The chart shows the monthly maximum UV Index (UVI) for Arroio Grande 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 Arroio Grande typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312854469111314
Data source: Arroio Grande 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 Arroio Grande Compares to Other Months

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

This table compares monthly weather conditions in Arroio Grande, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)135 mm (5.3 inches)71%extreme
February Weather23°C (74°F)98 mm (3.9 inches)74%extreme
March Weather22°C (72°F)74 mm (2.9 inches)76%extreme
April Weather20°C (68°F)79 mm (3.1 inches)81%very high
May Weather16°C (61°F)88 mm (3.5 inches)87%moderate
June Weather14°C (57°F)101 mm (4.0 inches)86%moderate
July Weather13°C (55°F)112 mm (4.4 inches)81%moderate
August Weather14°C (57°F)119 mm (4.7 inches)78%high
September Weather16°C (61°F)153 mm (6.0 inches)82%very high
October Weather18°C (64°F)135 mm (5.3 inches)82%extreme
November Weather20°C (69°F)80 mm (3.1 inches)79%extreme
December Weather22°C (72°F)72 mm (2.9 inches)77%extreme

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