August weather forecast
Clear Lake Shores, TX

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Weather in August

The last month of the summer, August, is another tropical month in Clear Lake Shores, Texas, with an average temperature varying between 90.5°F (32.5°C) and 79.7°F (26.5°C).

Temperature

Clear Lake Shores's August weather, marked by an average high temperature of 90.5°F (32.5°C) and an average low temperature of 79.7°F (26.5°C), is the warmest in the year.

Heat index

August's average heat index is estimated at a scorching 109.4°F (43°C). Take heed: Heat exhaustion and heat cramps are anticipated. Heatstroke is a potential outcome of continuous activity.
The standards for the heat index are set for locations in shade and under light breezes. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The average relative humidity in August is 73%.

Rainfall

In Clear Lake Shores, in August, it is raining for 15.8 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 122.9 rainfall days, and 9.72" (247mm) of precipitation is accumulated.

Snowfall

February through August, October and November are months without snowfall.

Ocean temperature

With an average ocean temperature of 87.3°F (30.7°C), August is the month with the warmest seawater.
Note: Experiencing water temperatures over 86°F (30°C) might rob swimmers of the refreshing sensation they seek.

Daylight

In August, the average length of the day is 13h and 10min.
On the first day of the month, sunrise is at 6:40 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:57 am and sunset at 7:43 pm CDT.

Sunshine

July and August, with an average of 10.7h of sunshine, are months with the most sunshine.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, a daily maximum UV index of 7 leads to the following instructions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be attentive! The UV exposure is heightened with reflections from sand and water.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

With average high temperatures of 90.5°F (32.5°C) and lows of 79.7°F (26.5°C), August is the warmest month.

How hot does it get in August?

The average high-temperature and low-temperature during August are 90.5°F (32.5°C) and 79.7°F (26.5°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 109.4°F (43°C).

What is the average humidity in August?

In August, the average relative humidity is 73%.

How many days does it rain in August?

In Clear Lake Shores, during August, the rain falls for 15.8 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When it does not snow?

February through August, October and November are months without snowfall.

Does it snow in August?

In Clear Lake Shores, in August, it doesn't snow. In September, it regularly snows.

When is the ocean warmest?

With an average ocean temperature of 87.3°F (30.7°C), August is the month with the warmest seawater.

What is the ocean temperature in August?

In August, the average ocean temperature is 87.3°F (30.7°C). The water temperature above 86°F (30°C) is arguably regarded as unpleasant. The primary purpose of entering the water - cooling down from sunshine and high temperatures - is lost.

How many hours of daylight does Clear Lake Shores have in August?

In August, the average day length is 13h and 10min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:40 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 7:43 pm CDT.

What is the month with the most sunshine?

July and August, with an average of 10.7h of sunshine, are months with the most sunshine in Clear Lake Shores.

How many hours of sunshine does Clear Lake Shores have in August?

In Clear Lake Shores, Texas, the average sunshine duration in August is 10.7h.

What is the month with the highest UV index?

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

How high is the UV index in August?

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

Average temperature in August
Clear Lake Shores, TX

Average temperature in August - Clear Lake Shores, TX
  • Average high temperature in August: 90.5°F

The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in August: 79.7°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).

Average pressure in August
Clear Lake Shores, TX

Average pressure in August - Clear Lake Shores, TX
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Clear Lake Shores, TX

Average wind speed in August - Clear Lake Shores, TX
  • Average wind speed in August: 7.6mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).

Average humidity in August
Clear Lake Shores, TX

Average humidity in August - Clear Lake Shores, TX
  • Average humidity in August: 73%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Clear Lake Shores, TX

Average rainfall in August - Clear Lake Shores, TX
  • Average rainfall in August: 1.3"

The wettest month (with the highest rainfall) is September (1.5").
The driest months (with the least rainfall) are February and March (0.31").

Average rainfall days in August
Clear Lake Shores, TX

Average rainfall days in August - Clear Lake Shores, TX
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is September (15.9 days).
The month with the least rainy days is February (6.3 days).

Average snowfall days in August
Clear Lake Shores, TX

Average snowfall days in August - Clear Lake Shores, TX
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January, September and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, October and November (0 days).

Average sea temperature in August
Clear Lake Shores, TX

Average sea temperature in August - Clear Lake Shores, TX
  • Average sea temperature in August: 87.2°F

The best month for swimming (with the highest average sea temperature) is August (87.2°F).
The coldest month (with the lowest average sea temperature) is January (56.8°F).

Average daylight in August /
Average sunshine in August
Clear Lake Shores, TX

Average daylight in August / Average sunshine in August - Clear Lake Shores, TX
  • Average daylight in August: 13h and 1min

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

  • Average sunshine in August: 10h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in August
Clear Lake Shores, TX

Average sunshine days in August - Clear Lake Shores, TX
  • Average sunshine days in August: 11.2 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is September (10.3 days).

Average UV index in August
Clear Lake Shores, TX

Average UV index in August - Clear Lake Shores, TX
  • Average UV index in August: 7

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

Average cloud cover in August
Clear Lake Shores, TX

Average cloud cover in August - Clear Lake Shores, TX
  • Average cloud cover in August: 26

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in August
Clear Lake Shores, TX

Average visibility in August - Clear Lake Shores, 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).

Clear Lake Shores, Texas, USA

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