October Weather in Viana, Brazil

Last updated: August 22, 2025

In Viana, Brazil, the average temperature in October reaches an inviting 29°C (84°F). Visitors can expect a pleasant range, with minimums dipping to 24°C (76°F) and maximums soaring up to 38°C (100°F). While the area experiences 30 mm (1.2 in) of precipitation spread over 6 days, the average humidity is a comfortable 56%, making it an enjoyable destination for travel.

October Temperature in Viana

In October in Viana, the average temperature is 29°C (84°F). Maximum temperatures can reach 38°C (100°F), while the minimum can drop to as low as 24°C (76°F). Be prepared for warm weather and stay hydrated while exploring the beautiful sights!

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

The chart illustrates October 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, October typically has an average temperature of 29°C (84°F), with highs reaching up to 38°C (100°F) and lows dropping to around 24°C (76°F).

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

October Precipitation in Viana

In Viana in October, the total precipitation amount is 30 mm (1.2 in) spread across 6 days.

October Precipitation Trends in Viana

The chart displays monthly precipitation patterns in Viana, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Viana, October typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Viana

In Viana in October, humidity is 56%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket wrapped around you, making traveling a bit sticky but still enjoyable, especially if you stay hydrated and take breaks in the shade.

October Average Humidity in Viana

This chart illustrates the average monthly humidity levels in Viana, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Viana is approximately 56%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Viana

In Viana in October, 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 Viana.

Maximum UV Index Levels in Viana for October

The chart shows the monthly maximum UV Index (UVI) for Viana in October, 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 October, the maximum UV index in Viana typically reaches 12, which falls under the extreme exposure category.

Data source: Viana October 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 October 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 October’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 October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	201 mm (7.9 inches)	92%	extreme
February Weather	27°C (81°F)	336 mm (13.2 inches)	90%	extreme
March Weather	27°C (81°F)	421 mm (16.6 inches)	88%	extreme
April Weather	27°C (81°F)	402 mm (15.8 inches)	93%	extreme
May Weather	28°C (82°F)	185 mm (7.3 inches)	91%	extreme
June Weather	28°C (82°F)	72 mm (2.9 inches)	84%	extreme
July Weather	27°C (82°F)	49 mm (1.9 inches)	74%	extreme
August Weather	28°C (83°F)	19 mm (0.7 inches)	61%	extreme
September Weather	29°C (84°F)	17 mm (0.7 inches)	55%	extreme
October Weather	29°C (84°F)	30 mm (1.2 inches)	56%	extreme
November Weather	29°C (84°F)	68 mm (2.7 inches)	61%	extreme
December Weather	28°C (83°F)	117 mm (4.6 inches)	82%	extreme