October Weather in Monte Siao, Brazil

Last updated: August 22, 2025

In Monte Siao, Brazil, the average temperature in October is a pleasant 22°C (72°F). However, be prepared for a temperature range that can drop to a minimum of 12°C (54°F) and soar to a maximum of 36°C (97°F). During this month, the area experiences approximately 117 mm (4.6 in) of precipitation over 13 days, accompanied by an average humidity of 50%.

October Temperature in Monte Siao

In October in Monte Siao, the average temperature is 22°C (72°F). Maximums can reach 36°C (97°F) and minimums can drop as low as 12°C (54°F). This variation makes it an ideal destination for travelers seeking a blend of warm days and cooler nights.

October Weather in Monte Siao: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Monte Siao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monte Siao, October typically has an average temperature of 22°C (72°F), with highs reaching up to 36°C (97°F) and lows dropping to around 12°C (54°F).

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

October Precipitation in Monte Siao

In Monte Siao in October, the total precipitation amount is 117 mm (4.6 in) spread over 13 days.

October Precipitation Trends in Monte Siao

The chart displays monthly precipitation patterns in Monte Siao, 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 Monte Siao, October typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 13 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 Monte Siao

In Monte Siao in October humidity is 50%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making it comfortable for traveling as long as you stay hydrated and seek shade during the afternoons.

October Average Humidity in Monte Siao

This chart illustrates the average monthly humidity levels in Monte Siao, 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 Monte Siao is approximately 50%, 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 Monte Siao

In Monte Siao in October, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Monte Siao, you can check here.

Maximum UV Index Levels in Monte Siao for October

The chart shows the monthly maximum UV Index (UVI) for Monte Siao 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 Monte Siao typically reaches 14, which falls under the extreme exposure category.

Data source: Monte Siao 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 Monte Siao Compares to Other Months

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

This table compares monthly weather conditions in Monte Siao, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	175 mm (6.9 inches)	88%	extreme
February Weather	23°C (73°F)	153 mm (6.0 inches)	88%	extreme
March Weather	22°C (73°F)	107 mm (4.2 inches)	87%	extreme
April Weather	21°C (69°F)	43 mm (1.7 inches)	84%	extreme
May Weather	18°C (65°F)	39 mm (1.5 inches)	79%	very high
June Weather	18°C (64°F)	17 mm (0.6 inches)	77%	high
July Weather	17°C (62°F)	10 mm (0.4 inches)	72%	very high
August Weather	18°C (65°F)	36 mm (1.4 inches)	65%	very high
September Weather	22°C (72°F)	38 mm (1.5 inches)	58%	extreme
October Weather	22°C (72°F)	117 mm (4.6 inches)	50%	extreme
November Weather	22°C (72°F)	126 mm (5.0 inches)	75%	extreme
December Weather	23°C (73°F)	163 mm (6.4 inches)	80%	extreme