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April Weather in Rio Grande, Brazil

Last updated: August 22, 2025

In April, the average temperature in Rio Grande, Brazil hovers around 21°C (70°F), with a comfortable range from a minimum of 14°C (57°F) to a maximum of 27°C (82°F). Expect about 65 mm (2.6 in) of precipitation spread over 11 days, contributing to an average humidity of 80%. Plan accordingly for a pleasant yet humid environment!

April Temperature in Rio Grande

In April in Rio Grande, the average temperature is 21°C (70°F). Maximums can reach 27°C (82°F), and minimums can be as low as 14°C (57°F). This makes it an ideal time for travelers to enjoy outdoor activities and explore the beautiful surroundings comfortably.

April Weather in Rio Grande: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Rio Grande, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Grande, April typically has an average temperature of 21°C (70°F), with highs reaching up to 27°C (82°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec757573706460575761646871
Data source: Temperature data for Rio 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.

April Precipitation in Rio Grande

In Rio Grande in April, the precipitation amount is 65 mm (2.6 in) over a span of 11 days.

April Precipitation Trends in Rio Grande

The chart displays monthly precipitation patterns in Rio Grande, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Rio Grande, April typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec8575876597991111001441317877
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Rio Grande

In Rio Grande in April humidity is 80%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that can make even short walks feel draining, urging travelers to seek shade or a cool drink frequently.

April Average Humidity in Rio Grande

This chart illustrates the average monthly humidity levels in Rio Grande, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Rio Grande is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%81%81%81%82%81%78%80%84%84%82%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Rio Grande

In Rio Grande in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Rio Grande.

Maximum UV Index Levels in Rio Grande for April

The chart shows the monthly maximum UV Index (UVI) for Rio Grande in April, 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 April, the maximum UV index in Rio Grande typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312854469111314
Data source: Rio Grande April 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 April Weather in Rio Grande Compares to Other Months

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

This table compares monthly weather conditions in Rio Grande, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)85 mm (3.3 inches)79%extreme
February Weather24°C (75°F)75 mm (2.9 inches)81%extreme
March Weather23°C (73°F)87 mm (3.4 inches)81%extreme
April Weather21°C (70°F)65 mm (2.6 inches)80%very high
May Weather18°C (64°F)97 mm (3.8 inches)82%moderate
June Weather15°C (60°F)99 mm (3.9 inches)81%moderate
July Weather14°C (57°F)111 mm (4.4 inches)78%moderate
August Weather14°C (58°F)100 mm (3.9 inches)80%high
September Weather16°C (61°F)144 mm (5.7 inches)84%very high
October Weather18°C (65°F)131 mm (5.2 inches)84%extreme
November Weather20°C (68°F)78 mm (3.1 inches)82%extreme
December Weather22°C (71°F)77 mm (3.0 inches)82%extreme

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