August weather forecast
Summersville, WV

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Weather in August

The last month of the summer, August, is also a moderately hot month in Summersville, West Virginia, with temperature in the range of an average high of 80.6°F (27°C) and an average low of 58.5°F (14.7°C).

Temperature

The average high-temperature during August registers at a still moderately hot 80.6°F (27°C), maintaining a close resemblance to the previous month. In August, the recorded average low-temperature, of 58.5°F (14.7°C), exhibits a significant fall from the daytime highs.

Heat index

For most parts of August, the heat index is calculated to be a hot 86°F (30°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

June through August and November, with an average relative humidity of 78%, are the least humid months.

Rainfall

In August, the rain falls for 15.1 days. Throughout August, 2.2" (56mm) of precipitation is accumulated. In Summersville, during the entire year, the rain falls for 190.3 days and collects up to 36.93" (938mm) of precipitation.

Snowfall

In Summersville, snow does not fall in June through September.

Daylight

In Summersville, the average length of the day in August is 13h and 36min.
On the first day of August, sunrise is at 6:26 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 7:54 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.2h of sunshine.

UV index

In Summersville, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average UV index of 5 in August transforms into this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Summersville in August?

The high-temperature, in August, in Summersville, records 80.6°F (27°C), while the low-temperature is 58.5°F (14.7°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 86°F (30°C).

What are the least humid months in Summersville?

The months with the lowest humidity are June through August and November, with an average relative humidity of 78%.

What is the average humidity in August?

The average relative humidity in August is 78%.

How many days does it rain in August?

In August, the rain falls for 15.1 days. Throughout August, 2.2" (56mm) of precipitation is accumulated.

When it does not snow?

In Summersville, snow does not fall in June through September.

What is the average length of the day in August?

In Summersville, the average day length in August is 13h and 36min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:26 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 7:54 pm EDT.

What month has the most sunshine?

With an average of 10.2h of sunshine, August has the most sunshine of the year.

How many hours of sunshine does Summersville have in August?

The average sunshine duration in August is 10.2h.

What is the UV index intensity in August?

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Summersville, WV

Average temperature in August - Summersville, WV
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in August: 58.5°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in August
Summersville, WV

Average pressure in August - Summersville, WV
  • Average pressure in August: 30.02"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in August
Summersville, WV

Average wind speed in August - Summersville, WV
  • Average wind speed in August: 4.2mph

The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in August
Summersville, WV

Average humidity in August - Summersville, WV
  • Average humidity in August: 78%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are June, July, August and November (78%).

Average rainfall in August
Summersville, WV

Average rainfall in August - Summersville, WV
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in August
Summersville, WV

Average rainfall days in August - Summersville, WV
  • Average rainfall days in August: 15.1 days

The month with the highest number of rainy days is May (23.3 days).
The month with the least rainy days is November (12.2 days).

Average snowfall in August
Summersville, WV

Average snowfall in August - Summersville, WV
  • Average snowfall in August: 0"

The month with the highest snowfall is January (8.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Summersville, WV

Average snowfall days in August - Summersville, WV
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Summersville, WV

Average daylight in August / Average sunshine in August - Summersville, WV
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in August
Summersville, WV

Average sunshine days in August - Summersville, WV
  • Average sunshine days in August: 13.9 days

The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (6.1 days).

Average UV index in August
Summersville, WV

Average UV index in August - Summersville, WV
  • Average UV index in August: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Summersville, WV

Average cloud cover in August - Summersville, WV
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in August
Summersville, WV

Average visibility in August - Summersville, WV
  • Average visibility in August: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

Summersville, West Virginia, USA

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