August weather forecast
Kemah, TX

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Weather in August

August, the last month of the summer in Kemah, is another hot month, with an average temperature varying between 90.5°F (32.5°C) and 79.7°F (26.5°C).

Temperature

August, recording an average high temperature of 90.5°F (32.5°C) and a low temperature of 79.7°F (26.5°C), is Kemah's warmest month.

Heat index

For most parts of August, the heat index is calculated to be a blistering 109.4°F (43°C). On guard: Heat exhaustion and heat cramps are predicted. Heatstroke is a potential hazard with continuous physical effort.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

The average relative humidity in August is 73%.

Rainfall

In Kemah, in August, during 15.8 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Kemah, Texas, during the entire year, the rain falls for 122.9 days and collects up to 9.72" (247mm) of precipitation.

Snowfall

In Kemah, snow does not fall in February through August, October and November.

Ocean temperature

August is the month with the warmest seawater, with an average ocean temperature of 87.3°F (30.7°C).
Note: When the water's temperature hits more than 86°F (30°C), it arguably becomes less enjoyable for cooling down.

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, in Kemah, sunrise is at 6:57 am and sunset at 7:42 pm CDT.

Sunshine

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

UV index

The months with the highest UV index in Kemah are May through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 7 in August converts into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Attention! UV strength is notably upped by the reflection of sand and water.
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Frequently asked questions

What part of the year is the hottest in Kemah?

Kemah's temperatures tend to reach their peak averages in August, with a high of 90.5°F (32.5°C) and a low of 79.7°F (26.5°C).

How hot is it in Kemah in August?

The high-temperature, in August, in Kemah, is 90.5°F (32.5°C), while the low-temperature averages to 79.7°F (26.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 109.4°F (43°C).

What is the average humidity in August in Kemah?

In Kemah, the average relative humidity in August is 73%.

How many days does it rain in August in Kemah?

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

When it does not snow in Kemah?

In Kemah, snow does not fall in February through August, October and November.

Does it snow in Kemah in August?

In Kemah, in August, it doesn't snow. In September, it regularly snows.

What month is the ocean warmest in Kemah?

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

What is the ocean temperature in August in Kemah?

In August, the average ocean temperature in Kemah 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.

What is the average length of the day in August in Kemah?

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

When is the sunrise / sunset in August in Kemah?

On the first day of August in Kemah, Texas, 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 7:42 pm CDT.

What is the month with the most sunshine in Kemah?

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

How long on average sun shines in August in Kemah?

In August, the average sunshine duration in Kemah, Texas, is 10.7h.

What are the months with the highest UV index in Kemah?

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

How high is the UV index in August in Kemah?

The average daily maximum UV index in August in Kemah, Texas, is 7. A UV Index value of 6 to 7 symbolizes 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
Kemah, TX

Average temperature in August - Kemah, 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).

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Average pressure in August
Kemah, TX

Average pressure in August - Kemah, 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).

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Average wind speed in August
Kemah, TX

Average wind speed in August - Kemah, 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).

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Average humidity in August
Kemah, TX

Average humidity in August - Kemah, 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%).

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Average rainfall in August
Kemah, TX

Average rainfall in August - Kemah, 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").

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Average rainfall days in August
Kemah, TX

Average rainfall days in August - Kemah, 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).

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Average snowfall days in August
Kemah, TX

Average snowfall days in August - Kemah, 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).

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Average sea temperature in August
Kemah, TX

Average sea temperature in August - Kemah, 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).

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

Average daylight in August / Average sunshine in August - Kemah, 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).

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Average sunshine days in August
Kemah, TX

Average sunshine days in August - Kemah, 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).

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Average UV index in August
Kemah, TX

Average UV index in August - Kemah, 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).

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Average cloud cover in August
Kemah, TX

Average cloud cover in August - Kemah, 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).

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Average visibility in August
Kemah, TX

Average visibility in August - Kemah, 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).

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Kemah, Texas, USA

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