August weather forecast
Chapmanville, WV

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Weather in August

The last month of the summer, August, is also a moderately hot month in Chapmanville, West Virginia, with an average temperature fluctuating between 84.9°F (29.4°C) and 61.3°F (16.3°C).

Temperature

As Chapmanville transitions into August, the average high-temperature stands at a moderately hot 84.9°F (29.4°C), offering little variation from the preceding month. In August, a remarkable difference from daytime highs is noted, as Chapmanville records an average temperature of 61.3°F (16.3°C) during the night.

Heat index

The heat index for August is evaluated at a very hot 95°F (35°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. 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 'feels like', gauges the sensation of temperature factoring in the air's moisture content. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are primarily vital for 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.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

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

Rainfall

In Chapmanville, in August, it is raining for 13.5 days, with typically 1.69" (43mm) of accumulated precipitation. In Chapmanville, during the entire year, the rain falls for 166.7 days and collects up to 26.57" (675mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August in Chapmanville 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, with an average of 10.2h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning 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. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

How hot is it in August?

In Chapmanville, in August, the average high-temperature 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. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in August is evaluated at 95°F (35°C).

What is the least humid month?

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 August, the average relative humidity in Chapmanville is 75%.

How much does it rain in August?

In Chapmanville, in August, it is raining for 13.5 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow in Chapmanville?

May through September are months without snowfall.

What is the average length of the day in August?

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, 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?

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

How long on average sun shines in August?

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

What are the months with the highest UV index?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in August?

In Chapmanville, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Chapmanville, West Virginia, USA

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