August weather forecast
Russellville, SC

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Weather in August

August, the last month of the summer in Russellville, is also a hot month, with an average temperature fluctuating between 89.2°F (31.8°C) and 72.7°F (22.6°C).

Temperature

A minor adjustment in Russellville's average high-temperature is noted with the start of August, touching a still hot 89.2°F (31.8°C) from July's 90.3°F (32.4°C). The nighttime temperature in Russellville, during August, averages of 72.7°F (22.6°C).

Heat index

The heat index for August is appraised at an extremely hot 109.4°F (43°C). Be prepared: Heat cramps and heat exhaustion are probable. Continued activity may lead to heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

May, August, September and December, with an average relative humidity of 78%, are the most humid months.

Rainfall

August is the month with the most rainfall in Russellville. Rain falls for 20.1 days and accumulates 2.87" (73mm) of precipitation.

Snowfall

March through December are months without snowfall in Russellville.

Daylight

In August, the average length of the day in Russellville is 13h and 21min.
On the first day of August in Russellville, sunrise is at 6:33 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 7:46 pm EDT.

Sunshine

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

UV index

In August, the average daily maximum UV index in Russellville is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

How hot does it get in Russellville in August?

The average high-temperature and low-temperature in Russellville during August are 89.2°F (31.8°C) and 72.7°F (22.6°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 109.4°F (43°C).

What are the most humid months in Russellville?

May, August, September and December, with an average relative humidity of 78%, are most humid months.

What is the average humidity in August in Russellville?

In August, the average relative humidity is 78%.

What is the rainiest month in Russellville?

August is the month with the most rainfall. Rain falls for 20.1 days and accumulates 2.87" (73mm) of precipitation.

How many days does it rain in August in Russellville?

In August, the rain falls for 20.1 days. Throughout August, 2.87" (73mm) of precipitation is accumulated.

When it does not snow in Russellville?

In Russellville, snow does not fall in March through December.

What is the average length of the day in August in Russellville?

In Russellville, South Carolina, the average day length in August is 13h and 21min.

What time are sunrise and sunset in August in Russellville?

In August, on the first day of the month, sunrise is at 6:33 am and sunset at 8:19 pm. On the last day of the month, in Russellville, sunrise is at 6:53 am and sunset at 7:46 pm EDT.

How long on average sun shines in August in Russellville?

In Russellville, South Carolina, the average sunshine duration in August is 10.4h.

What is the UV index intensity in August in Russellville?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from 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
Russellville, SC

Average temperature in August - Russellville, SC
  • Average high temperature in August: 89.2°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (55°F).

  • Average low temperature in August: 72.7°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (38.3°F).

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Average pressure in August
Russellville, SC

Average pressure in August - Russellville, SC
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in August
Russellville, SC

Average wind speed in August - Russellville, SC
  • 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 August (5.2mph).

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Average humidity in August
Russellville, SC

Average humidity in August - Russellville, SC
  • Average humidity in August: 78%

The months with the highest relative humidity are May, August, September and December (78%).
The month with the lowest relative humidity is January (73%).

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Average rainfall in August
Russellville, SC

Average rainfall in August - Russellville, SC
  • Average rainfall in August: 2.87"

The wettest month (with the highest rainfall) is August (2.87").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in August
Russellville, SC

Average rainfall days in August - Russellville, SC
  • Average rainfall days in August: 20.1 days

The month with the highest number of rainy days is August (20.1 days).
The month with the least rainy days is November (6.4 days).

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Average snowfall in August
Russellville, SC

Average snowfall in August - Russellville, SC
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in August
Russellville, SC

Average snowfall days in August - Russellville, SC
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in August /
Average sunshine in August
Russellville, SC

Average daylight in August / Average sunshine in August - Russellville, SC
  • 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: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in August
Russellville, SC

Average sunshine days in August - Russellville, SC
  • Average sunshine days in August: 6.8 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is August (6.8 days).

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Average UV index in August
Russellville, SC

Average UV index in August - Russellville, SC
  • 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 3).

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Average cloud cover in August
Russellville, SC

Average cloud cover in August - Russellville, SC
  • Average cloud cover in August: 33

The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in August
Russellville, SC

Average visibility in August - Russellville, SC
  • 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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Russellville, South Carolina, USA

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