August Weather in Westlake, United States

Last updated: June 24, 2025

In Westlake, United States, the average temperature in August is a warm 28°C (83°F), with minimums dipping to 20°C (68°F) and soaring to a maximum of 37°C (99°F). Be prepared for some rain, as the area experiences about 182 mm (7.2 in) of precipitation over 20 days. Humidity levels hover around 71%, adding to the tropical feel of the month.

August Temperature in Westlake

In August in Westlake, the average temperature is 28°C (83°F), with maximums reaching 37°C (99°F) and minimums dropping as low as 20°C (68°F). This warm weather makes it an ideal destination for travelers seeking sunny and enjoyable experiences.

August Weather in Westlake: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Westlake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Westlake, August typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (99°F) and lows dropping to around 20°C (68°F).

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

August Precipitation in Westlake

In Westlake in August, the total precipitation amount is 182 mm (7.2 in) over a span of 20 days.

August Precipitation Trends in Westlake

The chart displays monthly precipitation patterns in Westlake, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Westlake, August typically receives around 182 mm (7.2 inches) of precipitation spread over approximately 20 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Westlake

In Westlake in August, humidity is 71%. With an average temperature of 28°C (83°F), this humidity feels like a warm, enveloping blanket that can make traveling quite uncomfortable if you're not prepared for the stickiness and sweat that accompany such conditions.

August Average Humidity in Westlake

This chart illustrates the average monthly humidity levels in Westlake, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Westlake is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Westlake

In Westlake in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Westlake.

Maximum UV Index Levels in Westlake for August

The chart shows the monthly maximum UV Index (UVI) for Westlake in August, 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 August, the maximum UV index in Westlake typically reaches 11, which falls under the extreme exposure category.

Data source: Westlake August 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 August Weather in Westlake Compares to Other Months

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

This table compares monthly weather conditions in Westlake, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (53°F)	117 mm (4.6 inches)	81%	moderate
February Weather	14°C (58°F)	110 mm (4.3 inches)	81%	very high
March Weather	18°C (65°F)	78 mm (3.1 inches)	79%	very high
April Weather	20°C (69°F)	152 mm (6.0 inches)	80%	very high
May Weather	25°C (77°F)	206 mm (8.1 inches)	81%	extreme
June Weather	27°C (81°F)	168 mm (6.6 inches)	76%	extreme
July Weather	28°C (83°F)	159 mm (6.2 inches)	73%	extreme
August Weather	28°C (83°F)	182 mm (7.2 inches)	71%	extreme
September Weather	26°C (79°F)	174 mm (6.8 inches)	72%	very high
October Weather	22°C (72°F)	124 mm (4.9 inches)	73%	very high
November Weather	16°C (60°F)	71 mm (2.8 inches)	83%	high
December Weather	14°C (57°F)	126 mm (5.0 inches)	88%	moderate