August weather forecast
Catlett, VA

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Weather in August

The last month of the summer, August, is another warm month in Catlett, Virginia, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 85.8°F (29.9°C).

Temperature

July's transformation into August witnesses an average high-temperature of a moderately hot 85.8°F (29.9°C), noting a minor change from the preceding month. Throughout August, the average low-temperature in Catlett, Virginia, dips to a refreshing 65.8°F (18.8°C).

Heat index

Throughout August, the heat index is appraised at a sweltering 96.8°F (36°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

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

Rainfall

August is the month with the most rainfall. Rain falls for 16.3 days and accumulates 3.43" (87mm) of precipitation.

Snowfall

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

Daylight

In Catlett, Virginia, the average length of the day in August is 13h and 38min.
On the first day of August in Catlett, sunrise is at 6:12 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:41 pm EDT.

Sunshine

In August, the average sunshine is 10.1h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 6 in August leads to these guidelines:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

How hot is it in Catlett in August?

In August, the average high-temperature and low-temperature in Catlett, Virginia, are 85.8°F (29.9°C) and 65.8°F (18.8°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is appraised at 96.8°F (36°C).

What is the average humidity in August in Catlett?

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

What is the rainiest month in Catlett?

August is the month with the most rainfall in Catlett, Virginia. Rain falls for 16.3 days and accumulates 3.43" (87mm) of precipitation.

How much does it rain in Catlett in August?

In August, the rain falls for 16.3 days. Throughout August, 3.43" (87mm) of precipitation is accumulated.

When it does not snow in Catlett?

May through October are months without snowfall in Catlett.

How many hours of daylight does Catlett have in August?

In August, the average day length in Catlett is 13h and 38min.

When are sunrise and sunset in August in Catlett?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:41 pm EDT.

How many hours of sunshine does Catlett have in August?

In August, the average sunshine duration in Catlett, Virginia, is 10.1h.

When is the highest UV index in Catlett?

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

How high is the UV index in August in Catlett?

In Catlett, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health 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
Catlett, VA

Average temperature in August - Catlett, VA
  • Average high temperature in August: 85.8°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in August
Catlett, VA

Average pressure in August - Catlett, 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).

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Average wind speed in August
Catlett, VA

Average wind speed in August - Catlett, VA
  • Average wind speed in August: 4.6mph

The windiest months (with the highest average wind speed) are March and April (7mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in August
Catlett, VA

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

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in August
Catlett, VA

Average rainfall in August - Catlett, VA
  • Average rainfall in August: 3.43"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in August
Catlett, VA

Average rainfall days in August - Catlett, VA
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in August
Catlett, VA

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

The month with the highest snowfall is January (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Catlett, VA

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

The month with the highest number of snowfall days is February (5.2 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
Catlett, VA

Average daylight in August / Average sunshine in August - Catlett, 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 30min).

  • 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, February and December (Average sunshine: 5h and 12min).

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Average sunshine days in August
Catlett, VA

Average sunshine days in August - Catlett, VA
  • Average sunshine days in August: 13 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in August
Catlett, VA

Average UV index in August - Catlett, 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
Catlett, VA

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

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in August
Catlett, VA

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

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

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Catlett, Virginia, USA

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