August weather forecast
Perryville, AR

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Weather in August

August, the last month of the summer in Perryville, is another tropical month, with temperature in the range of an average low of 69.4°F (20.8°C) and an average high of 90.9°F (32.7°C).

Temperature

August brings an average high-temperature of a still tropical 90.9°F (32.7°C), showing a slight difference from July's 91.9°F (33.3°C). Throughout August, Perryville experiences a low-temperature average of 69.4°F (20.8°C).

Heat index

The heat index for August is evaluated at a blisteringly hot 111.2°F (44°C). Be on the lookout: Heat cramps and heat exhaustion are anticipated. Continued exertion can result in heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In August, the average relative humidity is 73%.

Rainfall

In Perryville, Arkansas, in August, during 15.1 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Perryville, during the entire year, the rain falls for 153.8 days and collects up to 36.18" (919mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Perryville, the average length of the day in August is 13h and 26min.
On the first day of the month, sunrise is at 6:21 am and sunset at 8:13 pm. On the last day of August, in Perryville, sunrise is at 6:43 am and sunset at 7:38 pm CDT.

Sunshine

The average sunshine in August in Perryville is 10.7h.

UV index

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

How hot does it get in Perryville in August?

The average high-temperature and low-temperature in Perryville, Arkansas, during August are 90.9°F (32.7°C) and 69.4°F (20.8°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 111.2°F (44°C).

What is the average humidity in August in Perryville?

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

How many days does it rain in August in Perryville?

In Perryville, Arkansas, during August, the rain falls for 15.1 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow in Perryville?

April through October are months without snowfall in Perryville.

How many hours of daylight does Perryville have in August?

In Perryville, the average day length in August is 13h and 26min.

What time are sunrise and sunset in August in Perryville?

On the first day of August in Perryville, sunrise is at 6:21 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:38 pm CDT.

How long on average sun shines in August in Perryville?

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

How high is the UV index in August in Perryville?

In Perryville, Arkansas, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Perryville, AR

Average temperature in August - Perryville, AR
  • Average high temperature in August: 90.9°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (47.7°F).

  • Average low temperature in August: 69.4°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (32°F).

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Average pressure in August
Perryville, AR

Average pressure in August - Perryville, 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 (29.94"Hg).

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Average wind speed in August
Perryville, AR

Average wind speed in August - Perryville, AR
  • Average wind speed in August: 4.3mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in August
Perryville, AR

Average humidity in August - Perryville, AR
  • Average humidity in August: 73%

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July and October (72%).

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Average rainfall in August
Perryville, AR

Average rainfall in August - Perryville, AR
  • Average rainfall in August: 2.6"

The wettest month (with the highest rainfall) is April (4.49").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in August
Perryville, AR

Average rainfall days in August - Perryville, AR
  • Average rainfall days in August: 15.1 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is January (9.7 days).

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Average snowfall in August
Perryville, AR

Average snowfall in August - Perryville, AR
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.91").
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
Perryville, AR

Average snowfall days in August - Perryville, AR
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (1.7 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
Perryville, AR

Average daylight in August / Average sunshine in August - Perryville, AR
  • Average daylight in August: 13h and 2min

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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

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Average sunshine days in August
Perryville, AR

Average sunshine days in August - Perryville, AR
  • Average sunshine days in August: 13.6 days

The month with the most sunshine days is January (18.9 days).
The month with the least sunshine days is July (12.9 days).

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Average UV index in August
Perryville, AR

Average UV index in August - Perryville, AR
  • Average UV index in August: 6

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

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Average cloud cover in August
Perryville, AR

Average cloud cover in August - Perryville, AR
  • Average cloud cover in August: 27

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in August
Perryville, AR

Average visibility in August - Perryville, 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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Perryville, Arkansas, USA

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