August weather forecast
Commonwealth, VA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Commonwealth, Virginia, with an average temperature ranging between min 63.3°F (17.4°C) and max 85.6°F (29.8°C).

Temperature

The beginning of August records an average high-temperature of a warm 85.6°F (29.8°C), marking a negligible difference from July's 88.2°F (31.2°C). Commonwealth undergoes a major shift from daytime highs, averaging a comfortable 63.3°F (17.4°C) during the night in August.

Heat index

The average heat index in August is calculated to be a sweltering 96.8°F (36°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', embodies the combination of air temperature and moisture content to illustrate perceived heat. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In August, the average relative humidity in Commonwealth is 74%.

Rainfall

In Commonwealth, in August, during 16.8 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, there are 155.9 rainfall days, and 27.99" (711mm) of precipitation is accumulated.

Snowfall

In Commonwealth, snow does not fall in May through October.

Daylight

The average length of the day in August is 13h and 35min.
On the first day of the month, sunrise is at 6:17 am and sunset at 8:23 pm. On the last day of August, sunrise is at 6:43 am and sunset at 7:44 pm EDT.

Sunshine

The average sunshine in August in Commonwealth is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Commonwealth. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

Is it hot in Commonwealth during August?

During August, Commonwealth experiences an average high-temperature of 85.6°F (29.8°C) and a low-temperature of 63.3°F (17.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in August is calculated to be 96.8°F (36°C).

What is the average humidity in August in Commonwealth?

In Commonwealth, the average relative humidity in August is 74%.

How many days does it rain in August in Commonwealth?

In Commonwealth, Virginia, in August, during 16.8 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Commonwealth?

May through October are months without snowfall in Commonwealth, Virginia.

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

In August, the average day length in Commonwealth is 13h and 35min.

What time are sunrise and sunset in August in Commonwealth?

On the first day of August, sunrise is at 6:17 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:44 pm EDT.

How long on average sun shines in August in Commonwealth?

In Commonwealth, Virginia, the average sunshine duration in August is 10.2h.

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

The months with the highest UV index in Commonwealth, Virginia, are May through August, with an average maximum UV index of 6.

What is the UV index reading in August in Commonwealth?

In August, the average daily maximum UV index in Commonwealth is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe 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
Commonwealth, VA

Average temperature in August - Commonwealth, VA
  • Average high temperature in August: 85.6°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in August: 63.3°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in August
Commonwealth, VA

Average pressure in August - Commonwealth, VA
  • 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 (29.96"Hg).

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Average wind speed in August
Commonwealth, VA

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

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in August
Commonwealth, VA

Average humidity in August - Commonwealth, VA
  • Average humidity in August: 74%

The months with the highest relative humidity are May, September, October and December (76%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in August
Commonwealth, VA

Average rainfall in August - Commonwealth, VA
  • Average rainfall in August: 2.68"

The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is January (1.69").

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Average rainfall days in August
Commonwealth, VA

Average rainfall days in August - Commonwealth, VA
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.9 days).

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Average snowfall in August
Commonwealth, VA

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

The month with the highest snowfall is March (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Commonwealth, VA

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

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Commonwealth, VA
  • 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 36min).

  • Average sunshine in August: 10h and 1min

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 24min).

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Average sunshine days in August
Commonwealth, VA

Average sunshine days in August - Commonwealth, VA
  • Average sunshine days in August: 12 days

The month with the most sunshine days is December (19.9 days).
The month with the least sunshine days is May (11.4 days).

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Average UV index in August
Commonwealth, VA

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

The months with the highest UV index are May, June, July and August (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
Commonwealth, VA

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

The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 31).

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Average visibility in August
Commonwealth, VA

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

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

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Commonwealth, Virginia, USA

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