August weather forecast
Kopperston, WV

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Weather in August

The last month of the summer, August, is also a moderately hot month in Kopperston, West Virginia, with temperature in the range of an average high of 82.4°F (28°C) and an average low of 58.6°F (14.8°C).

Temperature

The shift into August records an average high-temperature of a still moderately hot 82.4°F (28°C), subtly varied from July's 83.5°F (28.6°C). Despite the high peak temperatures, Kopperston witnesses an average nighttime cooling to a mild 58.6°F (14.8°C) in August.

Heat index

The heat index in August is estimated at a hot 89.6°F (32°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

The months with the lowest humidity in Kopperston are April, June through August and November, with an average relative humidity of 77%.

Rainfall

In Kopperston, West Virginia, in August, during 11.3 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Kopperston, during the entire year, the rain falls for 135.9 days and collects up to 16.46" (418mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August is 13h and 35min.
On the first day of August in Kopperston, sunrise is at 6:30 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 7:56 pm EDT.

Sunshine

The month with the most sunshine in Kopperston is August, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the UV index of 6 transforms into the following advice:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

Is it hot in Kopperston during August?

The high-temperature in Kopperston, West Virginia, during August is 82.4°F (28°C) and the low-temperature is 58.6°F (14.8°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is estimated at 89.6°F (32°C).

What are the least humid months in Kopperston?

The months with the lowest humidity in Kopperston are April, June through August and November, with an average relative humidity of 77%.

What is the average humidity in August in Kopperston?

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

How many days does it rain in August in Kopperston?

In Kopperston, West Virginia, in August, during 11.3 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When it does not snow in Kopperston?

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

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

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

When is the sunrise / sunset in August in Kopperston?

In August, on the first day of the month, sunrise is at 6:30 am and sunset at 8:34 pm. On the last day of the month, in Kopperston, sunrise is at 6:56 am and sunset at 7:56 pm EDT.

What month has the most sunshine in Kopperston?

With an average of 10.2h of sunshine, August has the most sunshine of the year in Kopperston, West Virginia.

How many hours of sunshine does Kopperston have in August?

The average sunshine duration in August in Kopperston, West Virginia, is 10.2h.

When is the highest UV index in Kopperston?

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

What is the UV index intensity in August in Kopperston?

The average daily maximum UV index in August in Kopperston is 6. A UV Index estimate of 6 to 7 represents 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
Kopperston, WV

Average temperature in August - Kopperston, WV
  • Average high temperature in August: 82.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in August: 58.6°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 (24.4°F).

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Average pressure in August
Kopperston, WV

Average pressure in August - Kopperston, WV
  • Average pressure in August: 30.03"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
Kopperston, WV

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

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in August
Kopperston, WV

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

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (77%).

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Average rainfall in August
Kopperston, WV

Average rainfall in August - Kopperston, WV
  • Average rainfall in August: 1.26"

The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is September (0.71").

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Average rainfall days in August
Kopperston, WV

Average rainfall days in August - Kopperston, WV
  • Average rainfall days in August: 11.3 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7.8 days).

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Average snowfall in August
Kopperston, WV

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

The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Kopperston, WV

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

The month with the highest number of snowfall days is January (8.3 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
Kopperston, WV

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

The month with the longest days is June (Average daylight: 14h and 42min).
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: 4h and 0min).

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Average sunshine days in August
Kopperston, WV

Average sunshine days in August - Kopperston, WV
  • Average sunshine days in August: 16.6 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.6 days).

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Average UV index in August
Kopperston, WV

Average UV index in August - Kopperston, 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
Kopperston, WV

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

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in August
Kopperston, WV

Average visibility in August - Kopperston, 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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Kopperston, West Virginia, USA

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