August weather forecast
Van Alstyne, TX

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Weather in August

The last month of the summer, August, is also a hot month in Van Alstyne, Texas, with an average temperature ranging between min 74.8°F (23.8°C) and max 94.3°F (34.6°C).

Temperature

With average high and low temperatures of 94.3°F (34.6°C) and 74.8°F (23.8°C) respectively, August is Van Alstyne's warmest month.

Heat index

During August, the heat index is calculated to be a blistering 109.4°F (43°C). Heed: Expect heat cramps and heat exhaustion. Continued action may cause heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. 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 particularly relevant to babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

With an average relative humidity of 59%, August is the least humid month.

Rainfall

In Van Alstyne, during August, the rain falls for 12.4 days and regularly aggregates up to 2.68" (68mm) of precipitation. In Van Alstyne, during the entire year, the rain falls for 142.1 days and collects up to 33.19" (843mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Van Alstyne, Texas, the average length of the day in August is 13h and 21min.
On the first day of August, sunrise is at 6:39 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 7:52 pm CDT.

Sunshine

With an average of 11.1h of sunshine, August has the most sunshine of the year in Van Alstyne.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index in Van Alstyne. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 7 in August leads to these guidelines:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

What is the warmest month in Van Alstyne?

Temperature readings in Van Alstyne reach their annual highs in August, averaging 94.3°F (34.6°C) and a minimum average of 74.8°F (23.8°C).

How hot is it in Van Alstyne in August?

In Van Alstyne, 94.3°F (34.6°C) is the average high-temperature and 74.8°F (23.8°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is calculated to be 109.4°F (43°C).

What is the least humid month in Van Alstyne?

The least humid month in Van Alstyne, Texas, is August, with an average relative humidity of 59%.

What is the average humidity in August in Van Alstyne?

The average relative humidity in August is 59%.

How much does it rain in Van Alstyne in August?

In Van Alstyne, Texas, in August, during 12.4 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Van Alstyne?

April through October are months without snowfall in Van Alstyne, Texas.

What is the average length of the day in August in Van Alstyne?

In August, the average day length is 13h and 21min.

When are sunrise and sunset in August in Van Alstyne?

On the first day of August in Van Alstyne, Texas, sunrise is at 6:39 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 7:52 pm CDT.

What month has the most sunshine in Van Alstyne?

With an average of 11.1h of sunshine, August has the most sunshine of the year in Van Alstyne.

How many hours of sunshine does Van Alstyne have in August?

In August, the average sunshine duration is 11.1h.

What is the month with the highest UV index in Van Alstyne?

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

How high is the UV index in August in Van Alstyne?

In Van Alstyne, the average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high health threat 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
Van Alstyne, TX

Average temperature in August - Van Alstyne, TX
  • Average high temperature in August: 94.3°F

The warmest month (with the highest average high temperature) is August (94.3°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in August: 74.8°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).

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Average pressure in August
Van Alstyne, TX

Average pressure in August - Van Alstyne, TX
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Van Alstyne, TX

Average wind speed in August - Van Alstyne, TX
  • Average wind speed in August: 7.1mph

The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest month (with the lowest average wind speed) is September (7mph).

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Average humidity in August
Van Alstyne, TX

Average humidity in August - Van Alstyne, TX
  • Average humidity in August: 59%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (59%).

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Average rainfall in August
Van Alstyne, TX

Average rainfall in August - Van Alstyne, TX
  • Average rainfall in August: 2.68"

The wettest month (with the highest rainfall) is October (4.21").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days in August
Van Alstyne, TX

Average rainfall days in August - Van Alstyne, TX
  • Average rainfall days in August: 12.4 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (7.2 days).

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Average snowfall in August
Van Alstyne, TX

Average snowfall in August - Van Alstyne, TX
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Van Alstyne, TX

Average snowfall days in August - Van Alstyne, TX
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Van Alstyne, TX

Average daylight in August / Average sunshine in August - Van Alstyne, TX
  • Average daylight in August: 13h and 2min

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

  • Average sunshine in August: 11h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in August
Van Alstyne, TX

Average sunshine days in August - Van Alstyne, TX
  • Average sunshine days in August: 16.7 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (13.8 days).

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Average UV index in August
Van Alstyne, TX

Average UV index in August - Van Alstyne, 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 2).

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Average cloud cover in August
Van Alstyne, TX

Average cloud cover in August - Van Alstyne, TX
  • Average cloud cover in August: 21

The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in August
Van Alstyne, TX

Average visibility in August - Van Alstyne, 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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Van Alstyne, Texas, USA

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