October Weather in Formosa, Brazil

Last updated: August 22, 2025

In October, the average temperature in Formosa, Brazil reaches a pleasant 26°C (79°F). While it can dip to a cool 16°C (61°F) or rise to a scorching 38°C (100°F), you can expect a moderate level of precipitation at 71 mm (2.8 in) spread across 11 days. With an average humidity of only 29%, it's a great time to enjoy the dry, warm weather!

October Temperature in Formosa

In October in Formosa, the average temperature is 26°C (79°F). Maximum temperatures can reach 38°C (100°F), while minimums can drop as low as 16°C (61°F). This climate makes Formosa an ideal destination for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates October temperature patterns in Formosa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Formosa, October typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (100°F) and lows dropping to around 16°C (61°F).

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

October Precipitation in Formosa

In Formosa in October, the precipitation amount is 71 mm (2.8 in) distributed over 11 days.

October Precipitation Trends in Formosa

The chart displays monthly precipitation patterns in Formosa, 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 Formosa, October typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 11 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 Formosa

In Formosa in October, humidity is 29%. With an average temperature of 26°C (79°F), this humidity feels quite comfortable for traveling, creating a pleasant atmosphere that allows for enjoyable exploration without the oppressive stickiness often associated with higher humidity levels.

October Average Humidity in Formosa

This chart illustrates the average monthly humidity levels in Formosa, 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 Formosa is approximately 29%, 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 Formosa

In Formosa 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 Formosa.

Maximum UV Index Levels in Formosa for October

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

Data source: Formosa 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 Formosa Compares to Other Months

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

This table compares monthly weather conditions in Formosa, 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 (76°F)	98 mm (3.8 inches)	83%	extreme
February Weather	23°C (74°F)	216 mm (8.5 inches)	88%	extreme
March Weather	24°C (75°F)	175 mm (6.9 inches)	90%	extreme
April Weather	23°C (74°F)	78 mm (3.1 inches)	80%	extreme
May Weather	22°C (72°F)	17 mm (0.7 inches)	62%	extreme
June Weather	21°C (70°F)	1 mm (0.0 inches)	54%	very high
July Weather	20°C (69°F)	0 mm (0.0 inches)	50%	very high
August Weather	23°C (73°F)	4 mm (0.1 inches)	45%	extreme
September Weather	25°C (77°F)	5 mm (0.2 inches)	38%	extreme
October Weather	26°C (79°F)	71 mm (2.8 inches)	29%	extreme
November Weather	24°C (75°F)	174 mm (6.8 inches)	39%	extreme
December Weather	24°C (75°F)	250 mm (9.8 inches)	54%	extreme