August weather forecast
Gwathmey, VA

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Weather in August

The last month of the summer, August, is another tropical month in Gwathmey, Virginia, with temperature in the range of an average high of 87.8°F (31°C) and an average low of 67.6°F (19.8°C).

Temperature

During August, the average high-temperature is a still tropical 87.8°F (31°C), maintaining a close resemblance to that of the preceding month. Gwathmey's average low-temperature is measured at a comfortable 67.6°F (19.8°C) during August.

Heat index

August's heat index is estimated at a very hot 100.4°F (38°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In August, the average relative humidity is 72%.

Rainfall

August is the month with the most rainfall. Rain falls for 15.1 days and accumulates 2.83" (72mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Gwathmey, the average length of the day in August is 13h and 35min.
On the first day of August, sunrise is at 6:14 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:40 pm EDT.

Sunshine

The average sunshine in August is 10.2h.

UV index

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 translates into these guidelines:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

In Gwathmey, 87.8°F (31°C) is the average high-temperature and 67.6°F (19.8°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 100.4°F (38°C).

What is the average humidity in August?

The average relative humidity in August is 72%.

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 15.1 days and typically aggregates up to 2.83" (72mm) of precipitation.

How many days does it rain in August in Gwathmey?

In Gwathmey, in August, during 15.1 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

When it does not snow in Gwathmey?

May through October are months without snowfall.

What is the average length of the day in August?

The average day length in August is 13h and 35min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:14 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:40 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 10.2h.

How high is the UV index in August in Gwathmey?

In August, the average daily maximum UV index in Gwathmey is 6. A UV Index value of 6 to 7 symbolizes a high 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
Gwathmey, VA

Average temperature in August - Gwathmey, VA
  • Average high temperature in August: 87.8°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (43.9°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

Average pressure in August
Gwathmey, VA

Average pressure in August - Gwathmey, VA
  • Average pressure in August: 29.99"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
Gwathmey, VA

Average wind speed in August - Gwathmey, VA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in August
Gwathmey, VA

Average humidity in August - Gwathmey, VA
  • Average humidity in August: 72%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (69%).

Average rainfall in August
Gwathmey, VA

Average rainfall in August - Gwathmey, VA
  • Average rainfall in August: 2.83"

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in August
Gwathmey, VA

Average rainfall days in August - Gwathmey, VA
  • Average rainfall days in August: 15.1 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.2 days).

Average snowfall in August
Gwathmey, VA

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

The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Gwathmey, VA

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

The months with the highest number of snowfall days are January and February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Gwathmey, VA

Average daylight in August / Average sunshine in August - Gwathmey, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in August
Gwathmey, VA

Average sunshine days in August - Gwathmey, VA
  • Average sunshine days in August: 14.2 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.7 days).

Average UV index in August
Gwathmey, VA

Average UV index in August - Gwathmey, VA
  • Average UV index in August: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Gwathmey, VA

Average cloud cover in August - Gwathmey, VA
  • Average cloud cover in August: 34

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in August
Gwathmey, VA

Average visibility in August - Gwathmey, VA
  • Average visibility in August: 6mi

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

Gwathmey, Virginia, USA

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