August weather forecast
White Rock, AR

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Weather in August

August, the last month of the summer in White Rock, is another tropical month, with an average temperature ranging between max 91.6°F (33.1°C) and min 68.5°F (20.3°C).

Temperature

The transition from July to August sees an average high-temperature of a still tropical 91.6°F (33.1°C), indicating a minor variance from the prior month. Throughout August nights, White Rock reports a steady thermal contrast from the day, with an average low-temperature of 68.5°F (20.3°C).

Heat index

The heat index value during August is appraised at a blistering 111.2°F (44°C). Be cautious: Heat exhaustion along with heat cramps are predicted. Heatstroke is a possible consequence of continuous physical effort.
Research indicates the heat index considers values in shaded locales and with light winds. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', arises from combining readings of air temperature and relative moisture content. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

July and August, with an average relative humidity of 70%, are the least humid months in White Rock.

Rainfall

In White Rock, Arkansas, during August, the rain falls for 12.3 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, there are 134.2 rainfall days, and 33.86" (860mm) of precipitation is accumulated.

Snowfall

In White Rock, snow does not fall in April through October.

Daylight

The average length of the day in August is 13h and 28min.
On the first day of August in White Rock, Arkansas, sunrise is at 6:24 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:44 pm CDT.

Sunshine

In August, the average sunshine in White Rock is 10.6h.

UV index

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: A daily high UV index of 6 in August leads to these guidelines:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

How hot is it in White Rock in August?

The high-temperature, in August, in White Rock, is 91.6°F (33.1°C), while the low-temperature averages to 68.5°F (20.3°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in August is appraised at 111.2°F (44°C).

What is the least humid month in White Rock?

The months with the lowest humidity in White Rock, Arkansas, are July and August, with an average relative humidity of 70%.

What is the average humidity in August in White Rock?

In August, the average relative humidity in White Rock is 70%.

How many days does it rain in August in White Rock?

In August, in White Rock, Arkansas, the rain falls for 12.3 days. Throughout August, 2.6" (66mm) of precipitation is accumulated.

When it does not snow in White Rock?

April through October are months without snowfall in White Rock, Arkansas.

What is the average length of the day in August in White Rock?

In White Rock, the average day length in August is 13h and 28min.

When are sunrise and sunset in August in White Rock?

On the first day of August in White Rock, sunrise is at 6:24 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:44 pm CDT.

How long on average sun shines in August in White Rock?

In White Rock, Arkansas, the average sunshine duration in August is 10.6h.

How high is the UV index in August in White Rock?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average max. wind speed
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
White Rock, AR

Average temperature in August - White Rock, AR
  • Average high temperature in August: 91.6°F

The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is January (47.5°F).

  • Average low temperature in August: 68.5°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

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Average pressure in August
White Rock, AR

Average pressure in August - White Rock, AR
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
White Rock, AR

Average wind speed in August - White Rock, AR
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in August
White Rock, AR

Average humidity in August - White Rock, AR
  • Average humidity in August: 70%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July and August (70%).

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Average rainfall in August
White Rock, AR

Average rainfall in August - White Rock, AR
  • Average rainfall in August: 2.6"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (2.05").

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Average rainfall days in August
White Rock, AR

Average rainfall days in August - White Rock, AR
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in August
White Rock, AR

Average snowfall in August - White Rock, AR
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.59").
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
White Rock, AR

Average snowfall days in August - White Rock, AR
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (1.5 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
White Rock, AR

Average daylight in August / Average sunshine in August - White Rock, AR
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in August
White Rock, AR

Average sunshine days in August - White Rock, AR
  • Average sunshine days in August: 16.1 days

The month with the most sunshine days is December (20.4 days).
The months with the least sunshine days are April and May (14.3 days).

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Average UV index in August
White Rock, AR

Average UV index in August - White Rock, AR
  • Average UV index in August: 6

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in August
White Rock, AR

Average cloud cover in August - White Rock, AR
  • Average cloud cover in August: 25

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in August
White Rock, AR

Average visibility in August - White Rock, AR
  • Average visibility in August: 6mi

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

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White Rock, Arkansas, USA

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