August weather forecast
Gwinn, WV

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Weather in August

The last month of the summer, August, is also a moderately hot month in Gwinn, West Virginia, with an average temperature ranging between max 85.6°F (29.8°C) and min 62.4°F (16.9°C).

Temperature

August's onset sees an average high-temperature of a warm 85.6°F (29.8°C), exhibiting a slight fluctuation from the previous month. A striking difference from the daytime highs is registered during August nights in Gwinn, with an average temperature of 62.4°F (16.9°C).

Heat index

Throughout August, the heat index is computed to be a very hot 96.8°F (36°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

With an average relative humidity of 74%, August is the least humid month in Gwinn.

Rainfall

In Gwinn, during August, the rain falls for 15.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Gwinn, West Virginia, during the entire year, the rain falls for 176 days and collects up to 33.15" (842mm) of precipitation.

Snowfall

May through September are months without snowfall in Gwinn.

Daylight

The average length of the day in August in Gwinn is 13h and 37min.
On the first day of August, sunrise is at 6:31 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 7:59 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.4h 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 value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In August, a daily UV index of 6 turns into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

Is it hot in Gwinn during August?

Gwinn in August has an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 62.4°F (16.9°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is computed to be 96.8°F (36°C).

What is the least humid month in Gwinn?

August is the least humid month in Gwinn, West Virginia, with an average relative humidity of 74%.

What is the average humidity in August in Gwinn?

In August, the average relative humidity in Gwinn, West Virginia, is 74%.

How many days does it rain in August in Gwinn?

In Gwinn, West Virginia, in August, during 15.5 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When it does not snow in Gwinn?

May through September are months without snowfall in Gwinn, West Virginia.

How many hours of daylight does Gwinn have in August?

The average day length in August in Gwinn, West Virginia, is 13h and 37min.

What time are sunrise and sunset in August in Gwinn?

In August, on the first day of the month, sunrise is at 6:31 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 7:59 pm EDT.

What month has the most sunshine in Gwinn?

August has the most sunshine of the year in Gwinn, West Virginia, with an average of 10.4h of sunshine.

How many hours of sunshine does Gwinn have in August?

In Gwinn, West Virginia, the average sunshine duration in August is 10.4h.

When is the highest UV index in Gwinn?

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

What is the UV index intensity in August in Gwinn?

The average daily maximum UV index in August is 6. A UV Index reading 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
Gwinn, WV

Average temperature in August - Gwinn, WV
  • Average high temperature in August: 85.6°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in August
Gwinn, WV

Average pressure in August - Gwinn, WV
  • Average pressure in August: 30.01"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in August
Gwinn, WV

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

The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in August
Gwinn, WV

Average humidity in August - Gwinn, WV
  • Average humidity in August: 74%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in August
Gwinn, WV

Average rainfall in August - Gwinn, WV
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in August
Gwinn, WV

Average rainfall days in August - Gwinn, WV
  • Average rainfall days in August: 15.5 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is November (10.9 days).

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Average snowfall in August
Gwinn, WV

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

The month with the highest snowfall is January (3.62").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Gwinn, WV

Average snowfall days in August - Gwinn, 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
Gwinn, WV

Average daylight in August / Average sunshine in August - Gwinn, 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 30min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in August
Gwinn, WV

Average sunshine days in August - Gwinn, WV
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (9.3 days).

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Average UV index in August
Gwinn, WV

Average UV index in August - Gwinn, 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 and December (UV index 2).

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Average cloud cover in August
Gwinn, WV

Average cloud cover in August - Gwinn, WV
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in August
Gwinn, WV

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

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