August weather forecast
Blacksville, WV

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Weather in August

The last month of the summer, August, is another warm month in Blacksville, West Virginia, with an average temperature fluctuating between 82.2°F (27.9°C) and 59.5°F (15.3°C).

Temperature

The transition from July to August brings an average high-temperature of a still warm 82.2°F (27.9°C), barely different from July's 83.3°F (28.5°C). A stark contrast in day to night temperatures can be seen in Blacksville in August, with an average low-temperature of 59.5°F (15.3°C).

Heat index

The heat index for August is evaluated at a tropical 87.8°F (31°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

The months with the lowest humidity in Blacksville, West Virginia, are April, July and August, with an average relative humidity of 77%.

Rainfall

In Blacksville, during August, the rain falls for 16.5 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 183 rainfall days, and 30.91" (785mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day in Blacksville is 13h and 41min.
On the first day of the month, sunrise is at 6:20 am and sunset at 8:33 pm. On the last day of August, sunrise is at 6:48 am and sunset at 7:53 pm EDT.

Sunshine

With an average of 10.1h of sunshine, August has the most sunshine of the year in Blacksville.

UV index

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in August converts into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Blacksville in August?

In August, in Blacksville, the average high-temperature is 82.2°F (27.9°C), and the average low-temperature is 59.5°F (15.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 87.8°F (31°C).

What is the least humid month in Blacksville?

The months with the lowest humidity in Blacksville are April, July and August, with an average relative humidity of 77%.

What is the average humidity in August in Blacksville?

In August, the average relative humidity in Blacksville, West Virginia, is 77%.

How much does it rain in Blacksville in August?

In Blacksville, in August, it is raining for 16.5 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Blacksville?

June through September are months without snowfall in Blacksville, West Virginia.

How many hours of daylight does Blacksville have in August?

In August, the average day length in Blacksville is 13h and 41min.

When is the sunrise / sunset in August in Blacksville?

On the first day of August in Blacksville, sunrise is at 6:20 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 7:53 pm EDT.

What month has the most sunshine in Blacksville?

August has the most sunshine of the year in Blacksville, West Virginia, with an average of 10.1h of sunshine.

How many hours of sunshine does Blacksville have in August?

In August, the average sunshine duration is 10.1h.

What is the UV index intensity in August in Blacksville?

In Blacksville, West Virginia, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
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
Blacksville, WV

Average temperature in August - Blacksville, WV
  • Average high temperature in August: 82.2°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in August: 59.5°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Blacksville, WV

Average pressure in August - Blacksville, WV
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Blacksville, WV

Average wind speed in August - Blacksville, WV
  • Average wind speed in August: 4.4mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in August
Blacksville, WV

Average humidity in August - Blacksville, WV
  • Average humidity in August: 77%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in August
Blacksville, WV

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

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is November (1.77").

Average rainfall days in August
Blacksville, WV

Average rainfall days in August - Blacksville, WV
  • Average rainfall days in August: 16.5 days

The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is February (10.6 days).

Average snowfall in August
Blacksville, WV

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

The month with the highest snowfall is February (5.35").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Blacksville, WV

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

The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in August
Blacksville, WV

Average sunshine days in August - Blacksville, WV
  • Average sunshine days in August: 12.9 days

The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is February (7.5 days).

Average UV index in August
Blacksville, WV

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

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

Average cloud cover in August
Blacksville, WV

Average cloud cover in August - Blacksville, WV
  • Average cloud cover in August: 35

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in August
Blacksville, WV

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

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

Blacksville, West Virginia, USA

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