August weather forecast
Chapmanville, WV

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Weather in August

August, the last month of the summer in Chapmanville, is also a moderately hot month, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 84.9°F (29.4°C).

Temperature

As July transitions into August, Chapmanville records an average high-temperature of a warm 84.9°F (29.4°C), showing a gentle shift from the preceding month. Chapmanville, amidst the high August temperatures, experiences a substantial shift to an average nighttime low of 61.3°F (16.3°C).

Heat index

August's average heat index is appraised at a very hot 95°F (35°C). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

August and November, with an average relative humidity of 75%, are the least humid months.

Rainfall

In Chapmanville, in August, during 13.5 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. Throughout the year, there are 166.7 rainfall days, and 26.57" (675mm) of precipitation is accumulated.

Snowfall

In Chapmanville, snow does not fall in May through September.

Daylight

The average length of the day in August is 13h and 35min.
On the first day of August, sunrise is at 6:31 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 7:58 pm EDT.

Sunshine

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

UV index

The months with the highest UV index in Chapmanville are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 suggests this advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

Is it hot in Chapmanville during August?

An average high-temperature, in August, in Chapmanville, is 84.9°F (29.4°C) and the average low-temperature is 61.3°F (16.3°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 95°F (35°C).

What is the least humid month in Chapmanville?

The months with the lowest humidity are August and November, with an average relative humidity of 75%.

What is the average humidity in August in Chapmanville?

The average relative humidity in August is 75%.

How many days does it rain in August in Chapmanville?

In Chapmanville, during August, the rain falls for 13.5 days and regularly aggregates up to 1.69" (43mm) of precipitation.

When it does not snow in Chapmanville?

May through September are months without snowfall.

How many hours of daylight does Chapmanville have in August?

In Chapmanville, the average day length in August is 13h and 35min.

What time are sunrise and sunset in August in Chapmanville?

On the first day of August in Chapmanville, sunrise is at 6:31 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 7:58 pm EDT.

What month has the most sunshine in Chapmanville?

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

How long on average sun shines in August in Chapmanville?

In Chapmanville, West Virginia, the average sunshine duration in August is 10.2h.

What are the months with the highest UV index in Chapmanville?

The months with the highest UV index in Chapmanville, West Virginia, are May through August, with an average maximum UV index of 6.

What is the UV index intensity in August in Chapmanville?

The average daily maximum UV index in August in Chapmanville, West Virginia, is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Chapmanville, WV

Average temperature in August - Chapmanville, WV
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in August
Chapmanville, WV

Average pressure in August - Chapmanville, 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).

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Average wind speed in August
Chapmanville, WV

Average wind speed in August - Chapmanville, WV
  • Average wind speed in August: 4.1mph

The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in August
Chapmanville, WV

Average humidity in August - Chapmanville, WV
  • Average humidity in August: 75%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are August and November (75%).

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Average rainfall in August
Chapmanville, WV

Average rainfall in August - Chapmanville, WV
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.38").

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Average rainfall days in August
Chapmanville, WV

Average rainfall days in August - Chapmanville, WV
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (10.2 days).

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Average snowfall in August
Chapmanville, WV

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

The month with the highest snowfall is January (3.82").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Chapmanville, WV

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

The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Chapmanville, 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 42min).

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Average sunshine days in August
Chapmanville, WV

Average sunshine days in August - Chapmanville, WV
  • Average sunshine days in August: 15.6 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is February (9.3 days).

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Average UV index in August
Chapmanville, WV

Average UV index in August - Chapmanville, WV
  • Average UV index in August: 6

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

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Average cloud cover in August
Chapmanville, WV

Average cloud cover in August - Chapmanville, WV
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in August
Chapmanville, WV

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

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

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Chapmanville, West Virginia, USA

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