April Weather in Viana, Brazil

Last updated: August 22, 2025

In April, the average temperature in Viana, Brazil is a pleasant 24°C (76°F). You'll experience a range of temperatures, with minimums dipping to 18°C (65°F) and maximums soaring to 34°C (93°F). Expect a fair amount of rainfall, with 120 mm (4.7 in) over 15 days, contributing to an average humidity of around 85%. Prepare for a warm and humid month!

April Temperature in Viana

In April in Viana, the average temperature is 24°C (76°F), with maximums reaching 34°C (93°F) and minimums dropping as low as 18°C (65°F). This pleasant climate makes Viana a great destination for outdoor activities and sightseeing during this time of year.

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 24°C (76°F), with highs reaching up to 34°C (93°F) and lows dropping to around 18°C (65°F).

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

April Precipitation in Viana

In Viana in April, the precipitation amount is 120 mm (4.7 in) spread over 15 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 120 mm (4.7 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Viana

In Viana in April humidity is 85%. With an average temperature of 24°C (76°F), this humidity feels like walking through a warm, thick blanket that envelops you, making every step slightly more laborious and prompting a constant desire for refreshing coolness while exploring.

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 85%, offering insight into how humid the weather typically is during this month.

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 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, 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 11, which falls under the extreme exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	76 mm (3.0 inches)	80%	extreme
February Weather	26°C (79°F)	176 mm (6.9 inches)	85%	extreme
March Weather	26°C (79°F)	131 mm (5.2 inches)	86%	extreme
April Weather	24°C (76°F)	120 mm (4.7 inches)	85%	extreme
May Weather	22°C (73°F)	76 mm (3.0 inches)	82%	very high
June Weather	22°C (72°F)	44 mm (1.7 inches)	81%	high
July Weather	21°C (69°F)	31 mm (1.2 inches)	79%	very high
August Weather	21°C (70°F)	57 mm (2.2 inches)	75%	very high
September Weather	23°C (73°F)	65 mm (2.6 inches)	72%	extreme
October Weather	23°C (75°F)	123 mm (4.8 inches)	66%	extreme
November Weather	24°C (75°F)	185 mm (7.3 inches)	69%	extreme
December Weather	25°C (77°F)	188 mm (7.4 inches)	72%	extreme