August weather forecast
Willis, TX

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Weather in August

The last month of the summer, August, is a torrid month in Willis, Texas, with an average temperature fluctuating between 74.8°F (23.8°C) and 95.5°F (35.3°C).

Temperature

Willis experiences its highest temperatures in August, with an average peak of 95.5°F (35.3°C) and a low of 74.8°F (23.8°C).

Heat index

Throughout August, the heat index is calculated to be a life-threatening hot 123.8°F (51°C). Keep alert: Heat cramps and heat exhaustion are probable. Heatstroke is a potential danger with continued physical activity.
One should consider that heat index numbers are for shaded settings and light wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', arises from combining readings of air temperature and relative moisture content. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

With an average relative humidity of 69%, August is the least humid month in Willis.

Rainfall

In Willis, Texas, in August, during 16.6 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. Throughout the year, there are 176.1 rainfall days, and 34.33" (872mm) of precipitation is accumulated.

Snowfall

In Willis, Texas, snow does not fall in February through November.

Daylight

In Willis, the average length of the day in August is 13h and 13min.
On the first day of August, sunrise is at 6:40 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 7:45 pm CDT.

Sunshine

The month with the most sunshine in Willis is August, with an average of 10.2h of sunshine.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index in Willis. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, a daily maximum UV index of 7 leads to the following instructions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What part of the year is the hottest in Willis?

In Willis, August registers the highest temperatures, averaging 95.5°F (35.3°C) at the peak and 74.8°F (23.8°C) at the lowest.

How hot is it in Willis in August?

In August, in Willis, the average high-temperature is 95.5°F (35.3°C), and the average low-temperature is 74.8°F (23.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is calculated to be 123.8°F (51°C).

What is the least humid month in Willis?

The least humid month in Willis, Texas, is August, with an average relative humidity of 69%.

What is the average humidity in August in Willis?

The average relative humidity in August in Willis is 69%.

How many days does it rain in August in Willis?

In August, in Willis, Texas, the rain falls for 16.6 days. Throughout August, 3.31" (84mm) of precipitation is accumulated.

When it does not snow in Willis?

In Willis, snow does not fall in February through November.

How many hours of daylight does Willis have in August?

The average day length in August in Willis, Texas, is 13h and 13min.

When is the sunrise / sunset in August in Willis?

In August, on the first day of the month, sunrise is at 6:40 am and sunset at 8:15 pm. On the last day of the month, in Willis, Texas, sunrise is at 6:58 am and sunset at 7:45 pm CDT.

What month has the most sunshine in Willis?

August has the most sunshine of the year in Willis, with an average of 10.2h of sunshine.

How many hours of sunshine does Willis have in August?

In August, the average sunshine duration in Willis, Texas, is 10.2h.

When is the highest UV index in Willis?

June through August, with an average maximum UV index of 7, are months with the highest UV index in Willis, Texas.

How high is the UV index in August in Willis?

In Willis, the average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
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
Willis, TX

Average temperature in August - Willis, TX
  • Average high temperature in August: 95.5°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in August: 74.8°F

The months with the highest average low temperature are July and August (74.8°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).

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Average pressure in August
Willis, TX

Average pressure in August - Willis, 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
Willis, TX

Average wind speed in August - Willis, TX
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is September (5.1mph).

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Average humidity in August
Willis, TX

Average humidity in August - Willis, TX
  • Average humidity in August: 69%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (69%).

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Average rainfall in August
Willis, TX

Average rainfall in August - Willis, TX
  • Average rainfall in August: 3.31"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is November (1.97").

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Average rainfall days in August
Willis, TX

Average rainfall days in August - Willis, TX
  • Average rainfall days in August: 16.6 days

The month with the highest number of rainy days is September (18.2 days).
The months with the least rainy days are January and October (12.1 days).

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Average snowfall in August
Willis, TX

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

The month with the highest snowfall is January (0.16").
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
Willis, TX

Average snowfall days in August - Willis, 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
Willis, TX

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

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in August
Willis, TX

Average sunshine days in August - Willis, TX
  • Average sunshine days in August: 11.9 days

The months with the most sunshine days are January and October (16.6 days).
The month with the least sunshine days is September (9.9 days).

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Average UV index in August
Willis, TX

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

The months with the highest UV index are 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
Willis, TX

Average cloud cover in August - Willis, TX
  • Average cloud cover in August: 31

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in August
Willis, TX

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

The months with the highest visibility are January, August and October (6mi).
The months with the lowest visibility are February, March, April, May, June, July, September, November and December (5mi).

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Willis, Texas, USA

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