August weather forecast
Slate, VA

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Weather in August

The last month of the summer, August, is another warm month in Slate, Virginia, with temperature in the range of an average high of 81.7°F (27.6°C) and an average low of 57.7°F (14.3°C).

Temperature

Slate's transition from July to August introduces an average high-temperature of a still moderately hot 81.7°F (27.6°C), marking an insignificant variation from the 82.6°F (28.1°C). Throughout August, Slate registers a distinct decrease from daytime highs, reaching an average low of 57.7°F (14.3°C).

Heat index

August's heat index is computed to be a hot 87.8°F (31°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance 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.

Humidity

In August, the average relative humidity in Slate is 77%.

Rainfall

In Slate, Virginia, in August, during 14.9 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Slate, during the entire year, the rain falls for 155.9 days and collects up to 23.31" (592mm) of precipitation.

Snowfall

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

Daylight

In Slate, the average length of the day in August is 13h and 33min.
On the first day of August, sunrise is at 6:33 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 7:57 pm EDT.

Sunshine

June through August, with an average of 10h of sunshine, are months with the most sunshine in Slate.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In August, the average maximum UV index of 5 translates into the following recommendations:
Take precautions - Protection against sunburn is recommended. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the average August temperature in Slate?

In Slate, 81.7°F (27.6°C) is the average high-temperature and 57.7°F (14.3°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is computed to be 87.8°F (31°C).

What is the average humidity in August in Slate?

In Slate, Virginia, the average relative humidity in August is 77%.

How many days does it rain in August in Slate?

In Slate, during August, the rain falls for 14.9 days and regularly aggregates up to 1.73" (44mm) of precipitation.

When it does not snow in Slate?

June through September are months without snowfall in Slate, Virginia.

How many hours of daylight does Slate have in August?

The average day length in August in Slate is 13h and 33min.

When is the sunrise / sunset in August in Slate?

On the first day of August in Slate, sunrise is at 6:33 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 7:57 pm EDT.

What is the month with the most sunshine in Slate?

June through August, with an average of 10h of sunshine, are months with the most sunshine in Slate.

How long on average sun shines in August in Slate?

The average sunshine duration in August in Slate, Virginia, is 10h.

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

The months with the highest UV index are May through August, with an average maximum UV index of 5.

How high is the UV index in August in Slate?

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Slate, VA

Average temperature in August - Slate, VA
  • Average high temperature in August: 81.7°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in August: 57.7°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

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Average pressure in August
Slate, VA

Average pressure in August - Slate, VA
  • Average pressure in August: 30.03"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in August
Slate, VA

Average wind speed in August - Slate, VA
  • Average wind speed in August: 4.2mph

The windiest months (with the highest average wind speed) are January, February and April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in August
Slate, VA

Average humidity in August - Slate, VA
  • Average humidity in August: 77%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in August
Slate, VA

Average rainfall in August - Slate, VA
  • Average rainfall in August: 1.73"

The wettest month (with the highest rainfall) is February (2.72").
The driest month (with the least rainfall) is September (1.14").

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Average rainfall days in August
Slate, VA

Average rainfall days in August - Slate, VA
  • Average rainfall days in August: 14.9 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in August
Slate, VA

Average snowfall in August - Slate, VA
  • Average snowfall in August: 0"

The month with the highest snowfall is December (4.65").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Slate, VA

Average snowfall days in August - Slate, VA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (9.5 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
Slate, VA

Average daylight in August / Average sunshine in August - Slate, VA
  • 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: 10h and 0min

The months with the most sunshine are June, July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in August
Slate, VA

Average sunshine days in August - Slate, VA
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is May (10.3 days).

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Average UV index in August
Slate, VA

Average UV index in August - Slate, VA
  • 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, November and December (UV index 2).

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Average cloud cover in August
Slate, VA

Average cloud cover in August - Slate, VA
  • Average cloud cover in August: 37

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in August
Slate, VA

Average visibility in August - Slate, VA
  • Average visibility in August: 5mi

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

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Slate, Virginia, USA

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