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April Weather in Viana, Brazil

Last updated: August 22, 2025

In Viana, Brazil, the average temperature in April hovers around 27°C (81°F), creating a warm and inviting atmosphere. Expect minimum temperatures to dip to 23°C (73°F) and peaks reaching 34°C (93°F). However, be prepared for some rain with an average precipitation of 402 mm (15.8 in) spread over 28 days, accompanied by a high average humidity of 93%.

April Temperature in Viana

In April in Viana, the average temperature is 27°C (81°F), with maximums reaching 34°C (93°F) and minimums dropping to as low as 23°C (73°F). This mild and warm climate makes it an ideal destination for travelers seeking pleasant weather.

April Weather in Viana: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Viana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Viana, April typically has an average temperature of 27°C (81°F), with highs reaching up to 34°C (93°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec818181818282818384848483
Data source: Temperature data for Viana 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 Viana

In Viana in April, the total precipitation amount is 402 mm (15.8 in) over a span of 28 days.

April Precipitation Trends in Viana

The chart displays monthly precipitation patterns in Viana, 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 Viana, April typically receives around 402 mm (15.8 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec201336421403185734919173068117
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Viana

In Viana in April humidity is 93%. With average temperature 27°C (81°F), this humidity feels like a wet blanket enveloping you, making travel feel heavy and exhausting.

April Average Humidity in Viana

This chart illustrates the average monthly humidity levels in Viana, 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 Viana is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%93%91%84%74%61%55%56%61%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Viana

In Viana in April, 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 Viana.

Maximum UV Index Levels in Viana for April

The chart shows the monthly maximum UV Index (UVI) for Viana 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 Viana typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151416151312111313121313
Data source: Viana 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 Viana Compares to Other Months

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

This table compares monthly weather conditions in Viana, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)201 mm (7.9 inches)92%extreme
February Weather27°C (81°F)336 mm (13.2 inches)90%extreme
March Weather27°C (81°F)421 mm (16.6 inches)88%extreme
April Weather27°C (81°F)402 mm (15.8 inches)93%extreme
May Weather28°C (82°F)185 mm (7.3 inches)91%extreme
June Weather28°C (82°F)72 mm (2.9 inches)84%extreme
July Weather27°C (82°F)49 mm (1.9 inches)74%extreme
August Weather28°C (83°F)19 mm (0.7 inches)61%extreme
September Weather29°C (84°F)17 mm (0.7 inches)55%extreme
October Weather29°C (84°F)30 mm (1.2 inches)56%extreme
November Weather29°C (84°F)68 mm (2.7 inches)61%extreme
December Weather28°C (83°F)117 mm (4.6 inches)82%extreme

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