August weather forecast
Halcyon, WV

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Weather in August

August, the last month of the summer in Halcyon, is another warm month, with an average temperature fluctuating between 61.3°F (16.3°C) and 84.9°F (29.4°C).

Temperature

Halcyon starts August with an average high-temperature of a warm 84.9°F (29.4°C), a minor shift from July's 86.4°F (30.2°C). Halcyon documents a striking divergence from daytime highs, with an average nighttime temperature of 61.3°F (16.3°C) in August.

Heat index

August's heat index is estimated at a sweltering 95°F (35°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important 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.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

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

Rainfall

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

Snowfall

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

Daylight

In August, the average length of the day is 13h and 35min.
On the first day of the month, sunrise is at 6:32 am and sunset at 8:37 pm. On the last day of August, in Halcyon, West Virginia, sunrise is at 6:58 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

The months with the highest UV index in Halcyon, West Virginia, 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 exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

How hot does it get in Halcyon in August?

Halcyon in August has an average high-temperature of 84.9°F (29.4°C) and an average low-temperature of 61.3°F (16.3°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 95°F (35°C).

What are the least humid months in Halcyon?

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

What is the average humidity in August in Halcyon?

In August, the average relative humidity in Halcyon is 75%.

How much does it rain in Halcyon in August?

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

When it does not snow in Halcyon?

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

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

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

What time are sunrise and sunset in August in Halcyon?

In August, on the first day of the month, sunrise is at 6:32 am and sunset at 8:37 pm. On the last day of the month, in Halcyon, sunrise is at 6:58 am and sunset at 7:58 pm EDT.

What month has the most sunshine in Halcyon?

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

How long on average sun shines in August in Halcyon?

In Halcyon, the average sunshine duration in August is 10.2h.

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

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

What is the UV index intensity in August in Halcyon?

In August, the average daily maximum UV index in Halcyon is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Halcyon, WV

Average temperature in August - Halcyon, 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
Halcyon, WV

Average pressure in August - Halcyon, 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
Halcyon, WV

Average wind speed in August - Halcyon, 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
Halcyon, WV

Average humidity in August - Halcyon, 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
Halcyon, WV

Average rainfall in August - Halcyon, 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
Halcyon, WV

Average rainfall days in August - Halcyon, 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
Halcyon, WV

Average snowfall in August - Halcyon, 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
Halcyon, WV

Average snowfall days in August - Halcyon, 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
Halcyon, WV

Average daylight in August / Average sunshine in August - Halcyon, 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
Halcyon, WV

Average sunshine days in August - Halcyon, 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
Halcyon, WV

Average UV index in August - Halcyon, 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
Halcyon, WV

Average cloud cover in August - Halcyon, 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
Halcyon, WV

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

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