August weather forecast
Westlake, TX

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Weather in August

August, the last month of the summer in Westlake, is also a sweltering month, with an average temperature ranging between max 96.3°F (35.7°C) and min 76.6°F (24.8°C).

Temperature

The average temperatures reach their apex in August, averaging 96.3°F (35.7°C) at the high end and 76.6°F (24.8°C) at the low end.

Heat index

The average heat index in August is computed to be a blisteringly hot 111.2°F (44°C). Be careful: Heat exhaustion and heat cramps are probable. Heatstroke may result from extended activity.
Know that the heat index computations account for shaded terrains and slight winds. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The least humid month is August, with an average relative humidity of 54%.

Rainfall

In Westlake, during August, the rain falls for 11.3 days and regularly aggregates up to 1.97" (50mm) of precipitation. In Westlake, during the entire year, the rain falls for 123.4 days and collects up to 24.45" (621mm) of precipitation.

Snowfall

In Westlake, snow does not fall in April through November.

Daylight

In August, the average length of the day is 13h and 20min.
On the first day of August, sunrise is at 6:42 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 7:54 pm CDT.

Sunshine

The average sunshine in August is 10.9h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Westlake. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 7 during August translates into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

The month of August sees the average highest temperatures, reaching 96.3°F (35.7°C) at the peak and 76.6°F (24.8°C) at the low.

How hot does it get in August?

In August, the average high-temperature and low-temperature in Westlake, Texas, are 96.3°F (35.7°C) and 76.6°F (24.8°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 111.2°F (44°C).

What is the least humid month?

The least humid month is August, with an average relative humidity of 54%.

What is the average humidity in August?

In Westlake, the average relative humidity in August is 54%.

How much does it rain in August?

In August, the rain falls for 11.3 days. Throughout August, 1.97" (50mm) of precipitation is accumulated.

When it does not snow?

In Westlake, snow does not fall in April through November.

How many hours of daylight does Westlake have in August?

In Westlake, the average day length in August is 13h and 20min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:42 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 7:54 pm CDT.

How long on average sun shines in August?

In Westlake, the average sunshine duration in August is 10.9h.

When is the highest UV index in Westlake?

The months with the highest UV index are May through August, with an average maximum UV index of 7.

What is the UV index reading in August?

In August, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Westlake, TX

Average temperature in August - Westlake, TX
  • Average high temperature in August: 96.3°F

The warmest month (with the highest average high temperature) is August (96.3°F).
The month with the lowest average high temperature is January (54.5°F).

  • Average low temperature in August: 76.6°F

The months with the highest average low temperature are July and August (76.6°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in August
Westlake, TX

Average pressure in August - Westlake, TX
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
Westlake, TX

Average wind speed in August - Westlake, TX
  • Average wind speed in August: 7mph

The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

Average humidity in August
Westlake, TX

Average humidity in August - Westlake, TX
  • Average humidity in August: 54%

The month with the highest relative humidity is May (71%).
The month with the lowest relative humidity is August (54%).

Average rainfall in August
Westlake, TX

Average rainfall in August - Westlake, TX
  • Average rainfall in August: 1.97"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is January (1.1").

Average rainfall days in August
Westlake, TX

Average rainfall days in August - Westlake, TX
  • Average rainfall days in August: 11.3 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (5.6 days).

Average snowfall in August
Westlake, TX

Average snowfall in August - Westlake, TX
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in August
Westlake, TX

Average snowfall days in August - Westlake, TX
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Westlake, TX

Average daylight in August / Average sunshine in August - Westlake, TX
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in August
Westlake, TX

Average sunshine days in August - Westlake, TX
  • Average sunshine days in August: 17.7 days

The month with the most sunshine days is January (24.6 days).
The month with the least sunshine days is May (13.8 days).

Average UV index in August
Westlake, TX

Average UV index in August - Westlake, TX
  • Average UV index in August: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in August
Westlake, TX

Average cloud cover in August - Westlake, TX
  • Average cloud cover in August: 20

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in August
Westlake, TX

Average visibility in August - Westlake, TX
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Westlake, Texas, USA

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