August weather forecast
Alderson, WV

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Weather in August

August in Alderson, West Virginia, continues the summer season, with weather characteristics fairly similar to those experienced in July. Daily high temperatures may go up to 79.9°F (26.6°C), which is a small decline from the peak summer temperatures in July. This month holds the last of the long summer days with 13.6 daylight hours. Despite being a hot month, August observes a minimal decrease in rainfall, averaging at 2.36" (60mm). With September's arrival, Alderson begins to cool down, signaling the arrival of fall.

Temperature

August's presence marks an average high-temperature of a still warm 79.9°F (26.6°C), subtly varied from July's 81°F (27.2°C). In August, a remarkable difference from daytime highs is noted, as Alderson records an average temperature of 56.3°F (13.5°C) during the night.

Humidity

In Alderson, West Virginia, the average relative humidity in August is 79%.

Rainfall

In Alderson, in August, it is raining for 16.9 days, with typically 2.36" (60mm) of accumulated precipitation. In Alderson, during the entire year, the rain falls for 183.6 days and collects up to 31.61" (803mm) of precipitation.

Snowfall

In Alderson, West Virginia, snow does not fall in June through September.

Daylight

In Alderson, the average length of the day in August is 13h and 34min.
On the first day of the month, sunrise is at 6:26 am and sunset at 8:30 pm. On the last day of August, sunrise is at 6:52 am and sunset at 7:52 pm EDT.

Sunshine

The average sunshine in August is 9.7h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 5 in August transforms into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What are the temperatures in Alderson in August?

During August, Alderson experiences an average high-temperature of 79.9°F (26.6°C) and a low-temperature of 56.3°F (13.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in July is computed to be 86°F (30°C).

What is the average humidity in August in Alderson?

In August, the average relative humidity is 79%.

How many days does it rain in August in Alderson?

In Alderson, in August, it is raining for 16.9 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Alderson?

June through September are months without snowfall in Alderson.

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

The average day length in August is 13h and 34min.

When is the sunrise / sunset in August in Alderson?

On the first day of August in Alderson, West Virginia, sunrise is at 6:26 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 7:52 pm EDT.

How long on average sun shines in August in Alderson?

In August, the average sunshine duration is 9.7h.

When is the highest UV index in Alderson?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Alderson, West Virginia.

What is the UV index reading in August in Alderson?

The average daily maximum UV index in August in Alderson, West Virginia, is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Alderson, WV

Average temperature in August - Alderson, WV
  • Average high temperature in August: 79.9°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in August: 56.3°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in August
Alderson, WV

Average pressure in August - Alderson, 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
Alderson, WV

Average wind speed in August - Alderson, WV
  • Average wind speed in August: 4mph

The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in August
Alderson, WV

Average humidity in August - Alderson, WV
  • Average humidity in August: 79%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is June (78%).

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Average rainfall in August
Alderson, WV

Average rainfall in August - Alderson, WV
  • Average rainfall in August: 2.36"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in August
Alderson, WV

Average rainfall days in August - Alderson, WV
  • Average rainfall days in August: 16.9 days

The month with the highest number of rainy days is May (22.2 days).
The month with the least rainy days is November (10.2 days).

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Average snowfall in August
Alderson, WV

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

The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Alderson, WV

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

The month with the highest number of snowfall days is January (12.3 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
Alderson, WV

Average daylight in August / Average sunshine in August - Alderson, 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: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in August
Alderson, WV

Average sunshine days in August - Alderson, WV
  • Average sunshine days in August: 11 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (7.7 days).

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Average UV index in August
Alderson, WV

Average UV index in August - Alderson, WV
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in August
Alderson, WV

Average cloud cover in August - Alderson, WV
  • Average cloud cover in August: 41

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 40).

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Average visibility in August
Alderson, WV

Average visibility in August - Alderson, WV
  • Average visibility in August: 4mi

The months with the highest visibility are March, April, June, July, November and December (5mi).
The months with the lowest visibility are January, February, May, August, September and October (4mi).

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Alderson, West Virginia, USA

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