August weather forecast
Clear Lake Shores, TX

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Weather in August

The last month of the summer, August, is also a hot month in Clear Lake Shores, Texas, with temperature in the range of an average low of 79.7°F (26.5°C) and an average high of 90.5°F (32.5°C).

Temperature

Temperature records mark August as the warmest month, with highs averaging 90.5°F (32.5°C) and lows at 79.7°F (26.5°C).

Heat index

August's average heat index is appraised at a blistering 109.4°F (43°C). Stay mindful: Heat exhaustion and heat cramps are likely. Heatstroke could follow extended physical effort.
When referencing the heat index, its values are suitable for shady environments and light breezes. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. 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. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

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. In Clear Lake Shores, during the entire year, the rain falls for 122.9 days and collects up to 9.72" (247mm) of precipitation.

Snowfall

In Clear Lake Shores, snow does not fall in February through August, October and November.

Ocean temperature

The month with the warmest seawater in Clear Lake Shores is August, with an average ocean temperature of 87.3°F (30.7°C).
Note: Water temperatures higher than 86°F (30°C) might not provide the relief swimmers often seek.

Daylight

The average length of the day in August 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, in Clear Lake Shores, Texas, sunrise is at 6:57 am and sunset at 7:43 pm CDT.

Sunshine

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

UV index

The months with the highest UV index in Clear Lake Shores, Texas, are May through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 7 in August translates into this advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Experience reduced UV exposure by about half when donning a wide-brim hat. Heads up! The reflection of sand and water notably intensifies UV rays from the Sun.
Updated: Feb 14, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the warmest months in Clear Lake Shores?

August temperatures in Clear Lake Shores, Texas, tend to peak at an average high of 90.5°F (32.5°C) and dip to a low of 79.7°F (26.5°C).

How hot does it get in Clear Lake Shores in August?

The high-temperature during August is 90.5°F (32.5°C) and the low-temperature is 79.7°F (26.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in August is appraised at 109.4°F (43°C).

What is the average humidity in August in Clear Lake Shores?

In August, the average relative humidity in Clear Lake Shores, Texas, is 73%.

How much does it rain in Clear Lake Shores in August?

In August, in Clear Lake Shores, Texas, the rain falls for 15.8 days. Throughout August, 1.3" (33mm) of precipitation is accumulated.

When it does not snow in Clear Lake Shores?

February through August, October and November are months without snowfall in Clear Lake Shores.

Does it snow in Clear Lake Shores in August?

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

What month is the ocean warmest in Clear Lake Shores?

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

What is the ocean temperature in August in Clear Lake Shores?

In Clear Lake Shores, Texas, the average seawater temperature in August is 87.3°F (30.7°C). For swimming, other intense water activities, temperature above 86°F (30°C) is arguably unpleasant, as the water cooling effect is missing.

What is the average length of the day in August in Clear Lake Shores?

In August, the average day length in Clear Lake Shores, Texas, is 13h and 10min.

When is the sunrise / sunset in August in Clear Lake Shores?

In August, on the first day of the month, sunrise is at 6:40 am and sunset at 8:12 pm. On the last day of the month, in Clear Lake Shores, Texas, sunrise is at 6:57 am and sunset at 7:43 pm CDT.

What is the month with the most sunshine in Clear Lake Shores?

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

How long on average sun shines in August in Clear Lake Shores?

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

What are the months with the highest UV index in Clear Lake Shores?

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

What is the UV index intensity in August in Clear Lake Shores?

In August, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability 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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