August weather forecast
Stafford, VA

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Weather in August

The last month of the summer, August, is also a hot month in Stafford, Virginia, with an average temperature varying between 66°F (18.9°C) and 86.2°F (30.1°C).

Temperature

August ushers in an average high-temperature of a still tropical 86.2°F (30.1°C), aligning closely with the preceding month. August's average low-temperature reading in Stafford, Virginia, settles at a comfortable 66°F (18.9°C).

Heat index

The heat index value during August is evaluated at a very hot 98.6°F (37°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

In August, the average relative humidity is 75%.

Rainfall

August is the month with the most rainfall. Rain falls for 16 days and accumulates 3.66" (93mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 37min.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:19 pm. On the last day of August, sunrise is at 6:38 am and sunset at 7:40 pm EDT.

Sunshine

The average sunshine in August is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Stafford, Virginia. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During August, 6 as the daily maximum UV index converts into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

How hot is it in Stafford in August?

In Stafford, in August, the average high-temperature is 86.2°F (30.1°C), and the average low-temperature is 66°F (18.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is evaluated at 98.6°F (37°C).

What is the average humidity in August in Stafford?

In Stafford, Virginia, the average relative humidity in August is 75%.

What is the rainiest month in Stafford?

August is the month with the most rainfall. Rain falls for 16 days and accumulates 3.66" (93mm) of precipitation.

How much does it rain in Stafford in August?

In August, in Stafford, Virginia, the rain falls for 16 days. Throughout August, 3.66" (93mm) of precipitation is accumulated.

When it does not snow in Stafford?

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

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

In August, the average day length in Stafford is 13h and 37min.

When are sunrise and sunset in August in Stafford?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:40 pm EDT.

How long on average sun shines in August in Stafford?

In Stafford, the average sunshine duration in August is 10h.

When is the highest UV index in Stafford?

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

What is the UV index reading in August in Stafford?

The average daily maximum UV index in August in Stafford, Virginia, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Stafford, VA

Average temperature in August - Stafford, VA
  • Average high temperature in August: 86.2°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in August: 66°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

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Average pressure in August
Stafford, VA

Average pressure in August - Stafford, 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
Stafford, VA

Average wind speed in August - Stafford, VA
  • Average wind speed in August: 4.7mph

The windiest months (with the highest average wind speed) are March and April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in August
Stafford, VA

Average humidity in August - Stafford, VA
  • Average humidity in August: 75%

The months with the highest relative humidity are October and December (78%).
The months with the lowest relative humidity are January, April and July (73%).

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Average rainfall in August
Stafford, VA

Average rainfall in August - Stafford, VA
  • Average rainfall in August: 3.66"

The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is January (1.97").

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Average rainfall days in August
Stafford, VA

Average rainfall days in August - Stafford, VA
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in August
Stafford, VA

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

The month with the highest snowfall is January (2.52").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Stafford, VA

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

The month with the highest number of snowfall days is January (4.9 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
Stafford, VA

Average daylight in August / Average sunshine in August - Stafford, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

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Average sunshine days in August
Stafford, VA

Average sunshine days in August - Stafford, VA
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in August
Stafford, VA

Average UV index in August - Stafford, 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
Stafford, VA

Average cloud cover in August - Stafford, VA
  • Average cloud cover in August: 36

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in August
Stafford, VA

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

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

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Stafford, Virginia, USA

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