August weather forecast
Centreville, MD

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Weather in August

August, the last month of the summer in Centreville, is also a moderately hot month, with an average temperature varying between 68.4°F (20.2°C) and 82.8°F (28.2°C).

Temperature

Centreville registers an average high-temperature of a still moderately hot 82.8°F (28.2°C) at the commencement of August, closely related to the preceding month. In the month of August, Centreville's average low-temperature falls to an agreeable 68.4°F (20.2°C).

Heat index

For August, the heat index is appraised at a hot 89.6°F (32°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The average relative humidity in August in Centreville is 77%.

Rainfall

The month with the most rainfall in Centreville, Maryland, is August, when the rain falls for 16 days and typically aggregates up to 3.86" (98mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 39min.
On the first day of August, sunrise is at 6:05 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:35 pm EDT.

Sunshine

In Centreville, the average sunshine in August is 10.3h.

UV index

The months with the highest UV index in Centreville are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: During August, 6 as the daily maximum UV index converts into the following advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

How hot does it get in Centreville in August?

In Centreville, in August, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 68.4°F (20.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 89.6°F (32°C).

What is the average humidity in August in Centreville?

The average relative humidity in August is 77%.

What is the rainiest month in Centreville?

August is the month with the most rainfall. Rain falls for 16 days and accumulates 3.86" (98mm) of precipitation.

How many days does it rain in August in Centreville?

In Centreville, Maryland, in August, it is raining for 16 days, with typically 3.86" (98mm) of accumulated precipitation.

When it does not snow in Centreville?

May through October are months without snowfall in Centreville.

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

In August, the average day length in Centreville, Maryland, is 13h and 39min.

What time are sunrise and sunset in August in Centreville?

In August, on the first day of the month, sunrise is at 6:05 am and sunset at 8:15 pm. On the last day of the month, in Centreville, Maryland, sunrise is at 6:32 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Centreville have in August?

In Centreville, Maryland, the average sunshine duration in August is 10.3h.

When is the highest UV index in Centreville?

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

How high is the UV index in August in Centreville?

In Centreville, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Centreville, MD

Average temperature in August - Centreville, MD
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in August: 68.4°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in August
Centreville, MD

Average pressure in August - Centreville, MD
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Centreville, MD

Average wind speed in August - Centreville, MD
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in August
Centreville, MD

Average humidity in August - Centreville, MD
  • Average humidity in August: 77%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are April and November (73%).

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Average rainfall in August
Centreville, MD

Average rainfall in August - Centreville, MD
  • Average rainfall in August: 3.86"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in August
Centreville, MD

Average rainfall days in August - Centreville, MD
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in August
Centreville, MD

Average snowfall in August - Centreville, MD
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Centreville, MD

Average snowfall days in August - Centreville, MD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.3 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
Centreville, MD

Average daylight in August / Average sunshine in August - Centreville, MD
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in August
Centreville, MD

Average sunshine days in August - Centreville, MD
  • Average sunshine days in August: 12.6 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (10.6 days).

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Average UV index in August
Centreville, MD

Average UV index in August - Centreville, MD
  • 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 and December (UV index 2).

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Average cloud cover in August
Centreville, MD

Average cloud cover in August - Centreville, MD
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in August
Centreville, MD

Average visibility in August - Centreville, MD
  • Average visibility in August: 6mi

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

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Centreville, Maryland, USA

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