August weather forecast
Rison, AR

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Weather in August

August, the last month of the summer in Rison, is another tropical month, with an average temperature fluctuating between 92.8°F (33.8°C) and 71.6°F (22°C).

Temperature

The introduction of August sees an average high-temperature of a still tropical 92.8°F (33.8°C), hardly deviating from July. Nighttime temperatures in August average to an agreeable 71.6°F (22°C).

Heat index

During August, the heat index is calculated to be a blazing hot 116.6°F (47°C). Be alert: Heat exhaustion along with heat cramps are probable. Heatstroke is a threat with sustained physical activity.
Realize that the values for the heat index are set for shaded places and light winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In August, the average relative humidity is 72%.

Rainfall

In Rison, in August, during 15.8 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. Throughout the year, in Rison, there are 145.6 rainfall days, and 29.57" (751mm) of precipitation is accumulated.

Snowfall

In Rison, snow does not fall in April through November.

Daylight

In Rison, Arkansas, the average length of the day in August is 13h and 23min.
On the first day of the month, sunrise is at 6:20 am and sunset at 8:09 pm. On the last day of August, sunrise is at 6:42 am and sunset at 7:35 pm CDT.

Sunshine

In Rison, the average sunshine in August is 10.4h.

UV index

In Rison, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the UV index of 6 transforms into the following advice:
Resist overexposure. Safeguarding from solar damage is indispensable. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

How hot is it in Rison in August?

In August, in Rison, the average high-temperature is 92.8°F (33.8°C), and the average low-temperature is 71.6°F (22°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 116.6°F (47°C).

What is the average humidity in August in Rison?

In August, the average relative humidity in Rison is 72%.

How many days does it rain in August in Rison?

In Rison, in August, it is raining for 15.8 days, with typically 2.83" (72mm) of accumulated precipitation.

When it does not snow in Rison?

April through November are months without snowfall in Rison, Arkansas.

How many hours of daylight does Rison have in August?

In Rison, Arkansas, the average day length in August is 13h and 23min.

When are sunrise and sunset in August in Rison?

In August, on the first day of the month, sunrise is at 6:20 am and sunset at 8:09 pm. On the last day of the month, in Rison, Arkansas, sunrise is at 6:42 am and sunset at 7:35 pm CDT.

How long on average sun shines in August in Rison?

In Rison, the average sunshine duration in August is 10.4h.

What is the UV index reading in August in Rison?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Rison, AR

Average temperature in August - Rison, AR
  • Average high temperature in August: 92.8°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in August: 71.6°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

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Average pressure in August
Rison, AR

Average pressure in August - Rison, AR
  • Average pressure in August: 29.96"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
Rison, AR

Average wind speed in August - Rison, AR
  • Average wind speed in August: 4.9mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in August
Rison, AR

Average humidity in August - Rison, AR
  • Average humidity in August: 72%

The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in August
Rison, AR

Average rainfall in August - Rison, AR
  • Average rainfall in August: 2.83"

The wettest month (with the highest rainfall) is April (3.23").
The driest month (with the least rainfall) is November (1.42").

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Average rainfall days in August
Rison, AR

Average rainfall days in August - Rison, AR
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall in August
Rison, AR

Average snowfall in August - Rison, 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, October and November (0").

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Average snowfall days in August
Rison, AR

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

The month with the highest number of snowfall days is February (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
Rison, AR

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 10h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Rison, AR

Average sunshine days in August - Rison, AR
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is October (20.3 days).
The months with the least sunshine days are July and August (12.4 days).

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Average UV index in August
Rison, AR

Average UV index in August - Rison, 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, February, November and December (UV index 3).

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Average cloud cover in August
Rison, AR

Average cloud cover in August - Rison, AR
  • Average cloud cover in August: 28

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in August
Rison, AR

Average visibility in August - Rison, AR
  • Average visibility in August: 6mi

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

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Rison, Arkansas, USA

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