October Weather in Serra, Brazil

Last updated: August 22, 2025

In October, the average temperature in Serra, Brazil hovers around 24°C (75°F), making it a delightful destination. Expect temperatures to vary, with a minimum of 19°C (67°F) and a pleasant maximum of 30°C (86°F). However, be prepared for some rain, as precipitation averages 117 mm (4.6 in) over 14 days. With an average humidity of 66%, it’s advisable to stay hydrated and embrace the tropical vibes!

October Temperature in Serra

In October, in Serra, the average temperature is 24°C (75°F). Maximum temperatures can reach 30°C (86°F), while minimums can dip as low as 19°C (67°F). This makes it an ideal time for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates October temperature patterns in Serra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Serra, October typically has an average temperature of 24°C (75°F), with highs reaching up to 30°C (86°F) and lows dropping to around 19°C (67°F).

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

October Precipitation in Serra

In Serra in October, the precipitation amount is 117 mm (4.6 in) spread over 14 days.

October Precipitation Trends in Serra

The chart displays monthly precipitation patterns in Serra, 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 Serra, October typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 14 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 Serra

In Serra in October humidity is 66%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket enveloping you, making it feel a bit heavier and stickier while traveling, which might slow down your pace but offers a unique ambiance to explore.

October Average Humidity in Serra

This chart illustrates the average monthly humidity levels in Serra, 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 Serra is approximately 66%, 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 Serra

In Serra in October, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Serra.

Maximum UV Index Levels in Serra for October

The chart shows the monthly maximum UV Index (UVI) for Serra 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 Serra typically reaches 13, which falls under the extreme exposure category.

Data source: Serra 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 Serra Compares to Other Months

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

This table compares monthly weather conditions in Serra, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	64 mm (2.5 inches)	80%	extreme
February Weather	26°C (79°F)	134 mm (5.3 inches)	85%	extreme
March Weather	26°C (79°F)	99 mm (3.9 inches)	86%	extreme
April Weather	25°C (77°F)	101 mm (4.0 inches)	85%	extreme
May Weather	23°C (74°F)	87 mm (3.4 inches)	82%	very high
June Weather	23°C (73°F)	42 mm (1.6 inches)	81%	high
July Weather	22°C (71°F)	36 mm (1.4 inches)	79%	very high
August Weather	22°C (71°F)	55 mm (2.2 inches)	75%	very high
September Weather	23°C (73°F)	56 mm (2.2 inches)	72%	extreme
October Weather	24°C (75°F)	117 mm (4.6 inches)	66%	extreme
November Weather	24°C (75°F)	183 mm (7.2 inches)	69%	extreme
December Weather	25°C (77°F)	146 mm (5.8 inches)	72%	extreme