August weather forecast
Marvin, VA

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Weather in August

The last month of the summer, August, is another warm month in Marvin, Virginia, with an average temperature ranging between max 81.7°F (27.6°C) and min 57.7°F (14.3°C).

Temperature

The transition into August notes an average high-temperature of a still moderately hot 81.7°F (27.6°C), revealing a mild distinction from the 82.6°F (28.1°C) in July. During August nights, Marvin documents a marked contrast from daily highs, with an average temperature of 57.7°F (14.3°C).

Heat index

The heat index for August is calculated to be a hot 87.8°F (31°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Marvin, in August, it is raining for 14.9 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, in Marvin, Virginia, there are 155.9 rainfall days, and 23.31" (592mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Marvin, the average length of the day in August is 13h and 32min.
On the first day of August, sunrise is at 6:33 am and sunset at 8:34 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 Marvin.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Marvin, Virginia. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high UV index of 5 in August translates into the following recommendations:
Exercise prevention - Warding off sunburn is urged. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the average August temperature in Marvin?

During August, Marvin experiences an average high-temperature of 81.7°F (27.6°C) and a low-temperature of 57.7°F (14.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is calculated to be 87.8°F (31°C).

What is the average humidity in August in Marvin?

The average relative humidity in August in Marvin, Virginia, is 77%.

How much does it rain in Marvin in August?

In August, in Marvin, Virginia, the rain falls for 14.9 days. Throughout August, 1.73" (44mm) of precipitation is accumulated.

When it does not snow in Marvin?

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

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

In August, the average day length in Marvin, Virginia, is 13h and 32min.

When are sunrise and sunset in August in Marvin?

On the first day of August, sunrise is at 6:33 am and sunset at 8:34 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 Marvin?

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

How many hours of sunshine does Marvin have in August?

The average sunshine duration in August in Marvin is 10h.

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

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

What is the UV index reading in August in Marvin?

In Marvin, the average daily maximum UV index in August is 5. A UV Index 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
Marvin, VA

Average temperature in August - Marvin, 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
Marvin, VA

Average pressure in August - Marvin, 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
Marvin, VA

Average wind speed in August - Marvin, 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
Marvin, VA

Average humidity in August - Marvin, 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
Marvin, VA

Average rainfall in August - Marvin, 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
Marvin, VA

Average rainfall days in August - Marvin, 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
Marvin, VA

Average snowfall in August - Marvin, 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
Marvin, VA

Average snowfall days in August - Marvin, 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
Marvin, VA

Average daylight in August / Average sunshine in August - Marvin, VA
  • Average daylight in August: 13h and 3min

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 42min).

  • 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
Marvin, VA

Average sunshine days in August - Marvin, 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
Marvin, VA

Average UV index in August - Marvin, 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
Marvin, VA

Average cloud cover in August - Marvin, 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
Marvin, VA

Average visibility in August - Marvin, 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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Marvin, Virginia, USA

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