October Weather in Portelandia, Brazil

Last updated: August 22, 2025

In October, the average temperature in Portelandia, Brazil hovers around 26°C (79°F). However, be prepared for a range, as temperatures can drop to a minimum of 15°C (60°F) and soar up to a scorching 40°C (104°F). During this month, expect about 109 mm (4.3 in) of precipitation spread over 16 days, with the average humidity sitting at a comfortable 22%.

October Temperature in Portelandia

In October in Portelandia, the average temperature is 26°C (79°F). The maximum can reach 40°C (104°F), while the minimum can drop to as low as 15°C (60°F). Be prepared for warm weather and pack light clothing suitable for both hot days and cooler evenings while traveling.

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

The chart illustrates October temperature patterns in Portelandia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portelandia, October typically has an average temperature of 26°C (79°F), with highs reaching up to 40°C (104°F) and lows dropping to around 15°C (60°F).

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

October Precipitation in Portelandia

In Portelandia in October, the precipitation amount is 109 mm (4.3 in) spread over 16 days.

October Precipitation Trends in Portelandia

The chart displays monthly precipitation patterns in Portelandia, 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 Portelandia, October typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 16 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Portelandia

In Portelandia in October, humidity is 22%. With an average temperature of 26°C (79°F), this humidity feels like a comfortable embrace, making traveling enjoyable as the air remains pleasantly crisp and refreshing.

October Average Humidity in Portelandia

This chart illustrates the average monthly humidity levels in Portelandia, 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 Portelandia is approximately 22%, 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 Portelandia

In Portelandia in October, 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 Portelandia.

Maximum UV Index Levels in Portelandia for October

The chart shows the monthly maximum UV Index (UVI) for Portelandia 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 Portelandia typically reaches 15, which falls under the extreme exposure category.

Data source: Portelandia 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 Portelandia Compares to Other Months

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

This table compares monthly weather conditions in Portelandia, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	186 mm (7.3 inches)	87%	extreme
February Weather	24°C (75°F)	211 mm (8.3 inches)	88%	extreme
March Weather	24°C (76°F)	172 mm (6.8 inches)	88%	extreme
April Weather	24°C (75°F)	75 mm (3.0 inches)	82%	extreme
May Weather	22°C (72°F)	22 mm (0.8 inches)	64%	very high
June Weather	22°C (71°F)	2 mm (0.1 inches)	45%	very high
July Weather	21°C (70°F)	0 mm (0.0 inches)	37%	very high
August Weather	24°C (75°F)	4 mm (0.1 inches)	31%	extreme
September Weather	27°C (80°F)	19 mm (0.7 inches)	25%	extreme
October Weather	26°C (79°F)	109 mm (4.3 inches)	22%	extreme
November Weather	24°C (76°F)	220 mm (8.7 inches)	58%	extreme
December Weather	24°C (76°F)	189 mm (7.4 inches)	82%	extreme