October Weather in Brentwood, United States

Last updated: June 24, 2025

In October, the average temperature in Brentwood, United States is a comfortable 18°C (64°F). Visitors can expect a minimum of 5°C (41°F) and a maximum of 35°C (95°F) throughout the month. Precipitation typically amounts to 26 mm (1.0 in) over 2 days, while the average humidity lingers around 62%. Prepare accordingly to enjoy everything this beautiful destination has to offer!

October Temperature in Brentwood

In October in Brentwood, the average temperature is 18°C (64°F). The maximum can reach 35°C (95°F), and the minimum can be as low as 5°C (41°F). This range of temperatures makes it a perfect time for travelers to enjoy outdoor activities while being prepared for varying weather conditions.

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

The chart illustrates October temperature patterns in Brentwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brentwood, October typically has an average temperature of 18°C (64°F), with highs reaching up to 35°C (95°F) and lows dropping to around 5°C (41°F).

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

October Precipitation in Brentwood

In Brentwood in October, the precipitation amount is 26 mm (1.0 in) over the course of 2 days.

October Precipitation Trends in Brentwood

The chart displays monthly precipitation patterns in Brentwood, 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 Brentwood, October typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 2 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 Brentwood

In Brentwood in October humidity is 62%. With an average temperature of 18°C (64°F), this humidity feels like a warm yet refreshing embrace, making it quite pleasant for traveling as long as you stay hydrated and take breaks in the shade.

October Average Humidity in Brentwood

This chart illustrates the average monthly humidity levels in Brentwood, 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 Brentwood is approximately 62%, 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 Brentwood

In Brentwood in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Brentwood, you can refer to this Hourly UV Index in Brentwood.

Maximum UV Index Levels in Brentwood for October

The chart shows the monthly maximum UV Index (UVI) for Brentwood 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 Brentwood typically reaches 6, which falls under the high exposure category.

Data source: Brentwood 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 Brentwood Compares to Other Months

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

This table compares monthly weather conditions in Brentwood, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	100 mm (4.0 inches)	82%	moderate
February Weather	11°C (53°F)	87 mm (3.4 inches)	84%	moderate
March Weather	13°C (56°F)	70 mm (2.7 inches)	82%	very high
April Weather	16°C (61°F)	30 mm (1.2 inches)	78%	very high
May Weather	18°C (65°F)	15 mm (0.6 inches)	71%	very high
June Weather	21°C (70°F)	1 mm (0.1 inches)	64%	extreme
July Weather	22°C (71°F)	0 mm (0.0 inches)	58%	extreme
August Weather	22°C (71°F)	0 mm (0.0 inches)	54%	very high
September Weather	21°C (70°F)	1 mm (0.0 inches)	55%	very high
October Weather	18°C (64°F)	26 mm (1.0 inches)	62%	high
November Weather	13°C (56°F)	38 mm (1.5 inches)	78%	moderate
December Weather	10°C (50°F)	83 mm (3.3 inches)	80%	moderate