August weather forecast
Slanesville, WV

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Weather in August

The last month of the summer, August, is also a moderately hot month in Slanesville, West Virginia, with an average temperature varying between 82.2°F (27.9°C) and 59°F (15°C).

Temperature

The average high-temperature during August registers at a still warm 82.2°F (27.9°C), closely corresponding to the preceding month. August nights see a notable contrast from daytime highs, with the nighttime temperature averaging at a mild 59°F (15°C).

Heat index

During August, the heat index is computed to be a hot 87.8°F (31°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

In Slanesville, in August, it is raining for 16.3 days, with typically 2.2" (56mm) of accumulated precipitation. In Slanesville, West Virginia, during the entire year, the rain falls for 166 days and collects up to 25.83" (656mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 40min.
On the first day of August, sunrise is at 6:14 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:46 pm EDT.

Sunshine

The average sunshine in August is 10.5h.

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 during August translates into the following directions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Slanesville in August?

During August, Slanesville experiences an average high-temperature of 82.2°F (27.9°C) and a low-temperature of 59°F (15°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 87.8°F (31°C).

What is the average humidity in August?

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

How much does it rain in August?

In Slanesville, during August, the rain falls for 16.3 days and regularly aggregates up to 2.2" (56mm) of precipitation.

When it does not snow?

June through September are months without snowfall in Slanesville.

What is the average length of the day in August?

In Slanesville, the average day length in August is 13h and 40min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:14 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 7:46 pm EDT.

How many hours of sunshine does Slanesville have in August?

The average sunshine duration in August is 10.5h.

How high is the UV index in August?

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Slanesville, WV

Average temperature in August - Slanesville, WV
  • Average high temperature in August: 82.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in August: 59°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in August
Slanesville, WV

Average pressure in August - Slanesville, WV
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Slanesville, WV

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

The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in August
Slanesville, WV

Average humidity in August - Slanesville, WV
  • Average humidity in August: 75%

The month with the highest relative humidity is October (79%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in August
Slanesville, WV

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

The wettest month (with the highest rainfall) is May (3.11").
The driest months (with the least rainfall) are February and November (1.73").

Average rainfall days in August
Slanesville, WV

Average rainfall days in August - Slanesville, WV
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in August
Slanesville, WV

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

The month with the highest snowfall is March (4.21").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Slanesville, WV

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

The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Slanesville, WV

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in August
Slanesville, WV

Average sunshine days in August - Slanesville, WV
  • Average sunshine days in August: 11.7 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is May (10.1 days).

Average UV index in August
Slanesville, WV

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in August
Slanesville, WV

Average cloud cover in August - Slanesville, WV
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in August
Slanesville, WV

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

The months with the highest visibility are April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August, September and October (5mi).

Slanesville, West Virginia, USA

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