August weather forecast
Swandale, WV

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Weather in August

The last month of the summer, August, is another warm month in Swandale, West Virginia, with an average temperature ranging between min 58.5°F (14.7°C) and max 80.6°F (27°C).

Temperature

The arrival of August brings an average high-temperature of a still warm 80.6°F (27°C), closely following the temperature pattern of July. Nightly average temperatures in August reveal a significant dip from daytime highs in Swandale, registering a consistent a mild 58.5°F (14.7°C).

Heat index

In August, the heat index is appraised at a tropical 86°F (30°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

The months with the lowest humidity are June through August and November, with an average relative humidity of 78%.

Rainfall

In Swandale, during August, the rain falls for 15.1 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 190.3 rainfall days, and 36.93" (938mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Swandale, the average length of the day in August is 13h and 37min.
On the first day of August in Swandale, sunrise is at 6:26 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 7:54 pm EDT.

Sunshine

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

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 5 in August translates into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What is the usual temperature for Swandale in August?

The high-temperature, in August, in Swandale, records 80.6°F (27°C), while the low-temperature is 58.5°F (14.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 86°F (30°C).

What is the least humid month in Swandale?

June through August and November, with an average relative humidity of 78%, are the least humid months in Swandale.

What is the average humidity in August in Swandale?

The average relative humidity in August in Swandale, West Virginia, is 78%.

How much does it rain in Swandale in August?

In Swandale, West Virginia, during August, the rain falls for 15.1 days and regularly aggregates up to 2.2" (56mm) of precipitation.

When it does not snow in Swandale?

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

How many hours of daylight does Swandale have in August?

In August, the average day length in Swandale is 13h and 37min.

What time are sunrise and sunset in August in Swandale?

In August, on the first day of the month, sunrise is at 6:26 am and sunset at 8:33 pm. On the last day of the month, in Swandale, sunrise is at 6:52 am and sunset at 7:54 pm EDT.

What month has the most sunshine in Swandale?

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

How long on average sun shines in August in Swandale?

The average sunshine duration in August in Swandale is 10.2h.

How high is the UV index in August in Swandale?

In August, the average daily maximum UV index in Swandale, West Virginia, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to 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
Swandale, WV

Average temperature in August - Swandale, WV
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in August: 58.5°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 (23.2°F).

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Average pressure in August
Swandale, WV

Average pressure in August - Swandale, 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
Swandale, WV

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

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 (4.2mph).

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Average humidity in August
Swandale, WV

Average humidity in August - Swandale, WV
  • Average humidity in August: 78%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are June, July, August and November (78%).

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Average rainfall in August
Swandale, WV

Average rainfall in August - Swandale, WV
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in August
Swandale, WV

Average rainfall days in August - Swandale, WV
  • Average rainfall days in August: 15.1 days

The month with the highest number of rainy days is May (23.3 days).
The month with the least rainy days is November (12.2 days).

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Average snowfall in August
Swandale, WV

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

The month with the highest snowfall is January (8.94").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Swandale, WV

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

The month with the highest number of snowfall days is January (16.3 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
Swandale, WV

Average daylight in August / Average sunshine in August - Swandale, 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 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 48min).

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Average sunshine days in August
Swandale, WV

Average sunshine days in August - Swandale, WV
  • Average sunshine days in August: 13.9 days

The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (6.1 days).

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Average UV index in August
Swandale, WV

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

The month with the highest UV index is June (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
Swandale, WV

Average cloud cover in August - Swandale, WV
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in August
Swandale, WV

Average visibility in August - Swandale, WV
  • Average visibility in August: 5mi

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

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Swandale, West Virginia, USA

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