August weather forecast
South Houston, TX

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Weather in August

The last month of the summer, August, is another hot month in South Houston, Texas, with temperature in the range of an average low of 78.4°F (25.8°C) and an average high of 92.8°F (33.8°C).

Temperature

South Houston's warmest month, August, registers temperatures that range from a high of 92.8°F (33.8°C) to a low of 78.4°F (25.8°C).

Heat index

For August, the heat index is calculated to be a burning hot 116.6°F (47°C). Eyes open: Heat cramps and heat exhaustion are expected. Prolonged exertion could lead to heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

The months with the lowest humidity are August and October, with an average relative humidity of 71%.

Rainfall

In South Houston, Texas, in August, during 21.3 rainfall days, 5.43" (138mm) of precipitation is typically accumulated. Throughout the year, in South Houston, Texas, there are 190.8 rainfall days, and 41.93" (1065mm) of precipitation is accumulated.

Snowfall

In South Houston, snow does not fall in February through November.

Daylight

The average length of the day in August is 13h and 11min.
On the first day of August in South Houston, sunrise is at 6:41 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 7:43 pm CDT.

Sunshine

The average sunshine in August is 10.7h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 7 in August leads to these recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

What are the warmest months in South Houston?

The warmest month is August, with an average high-temperature of 92.8°F (33.8°C) and an average low-temperature of 78.4°F (25.8°C).

How hot is it in South Houston in August?

In August, the average high-temperature and low-temperature in South Houston are 92.8°F (33.8°C) and 78.4°F (25.8°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 116.6°F (47°C).

What are the least humid months in South Houston?

August and October, with an average relative humidity of 71%, are the least humid months in South Houston.

What is the average humidity in August in South Houston?

In August, the average relative humidity is 71%.

How many days does it rain in August in South Houston?

In South Houston, in August, during 21.3 rainfall days, 5.43" (138mm) of precipitation is typically accumulated.

When it does not snow in South Houston?

February through November are months without snowfall.

What is the average length of the day in August in South Houston?

In August, the average day length in South Houston is 13h and 11min.

What time are sunrise and sunset in August in South Houston?

In August, on the first day of the month, sunrise is at 6:41 am and sunset at 8:13 pm. On the last day of the month, in South Houston, Texas, sunrise is at 6:58 am and sunset at 7:43 pm CDT.

How long on average sun shines in August in South Houston?

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

What is the month with the highest UV index in South Houston?

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

What is the UV index reading in August in South Houston?

In South Houston, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health risk 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
South Houston, TX

Average temperature in August - South Houston, TX
  • Average high temperature in August: 92.8°F

The warmest month (with the highest average high temperature) is August (92.8°F).
The month with the lowest average high temperature is January (60.6°F).

  • Average low temperature in August: 78.4°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).

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Average pressure in August
South Houston, TX

Average pressure in August - South Houston, 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
South Houston, TX

Average wind speed in August - South Houston, TX
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest months (with the lowest average wind speed) are August and September (6.5mph).

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Average humidity in August
South Houston, TX

Average humidity in August - South Houston, TX
  • Average humidity in August: 71%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are August and October (71%).

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Average rainfall in August
South Houston, TX

Average rainfall in August - South Houston, TX
  • Average rainfall in August: 5.43"

The wettest month (with the highest rainfall) is September (5.94").
The driest month (with the least rainfall) is February (1.89").

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Average rainfall days in August
South Houston, TX

Average rainfall days in August - South Houston, TX
  • Average rainfall days in August: 21.3 days

The months with the highest number of rainy days are August and September (21.3 days).
The month with the least rainy days is January (12.3 days).

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Average snowfall in August
South Houston, TX

Average snowfall in August - South Houston, TX
  • Average snowfall in August: 0"

The months with the highest snowfall are January and December (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in August
South Houston, TX

Average snowfall days in August - South Houston, TX
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in August /
Average sunshine in August
South Houston, TX

Average daylight in August / Average sunshine in August - South Houston, 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 month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in August
South Houston, TX

Average sunshine days in August - South Houston, TX
  • Average sunshine days in August: 6.9 days

The month with the most sunshine days is January (16.4 days).
The months with the least sunshine days are August and September (6.9 days).

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Average UV index in August
South Houston, TX

Average UV index in August - South Houston, 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, February, November and December (UV index 4).

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Average cloud cover in August
South Houston, TX

Average cloud cover in August - South Houston, TX
  • Average cloud cover in August: 27

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 27).

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Average visibility in August
South Houston, TX

Average visibility in August - South Houston, 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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South Houston, Texas, USA

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