August weather forecast
Brentwood, MD

Share

Weather in August

The last month of the summer, August, is also a moderately hot month in Brentwood, Maryland, with an average temperature fluctuating between 68.7°F (20.4°C) and 85.1°F (29.5°C).

Temperature

August's presence marks an average high-temperature of a moderately hot 85.1°F (29.5°C), subtly varied from July's 87.4°F (30.8°C). Brentwood experiences an average low-temperature of 68.7°F (20.4°C) in the month of August.

Heat index

For most parts of August, the heat index is calculated to be a tropical 93.2°F (34°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the feeling of heat when considering both air temperature and humidity. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

In August, the average relative humidity in Brentwood is 72%.

Rainfall

The month with the most rainfall is August, when the rain falls for 15.8 days and typically aggregates up to 3.58" (91mm) of precipitation.

Snowfall

May through November are months without snowfall.

Daylight

In August, the average length of the day in Brentwood is 13h and 38min.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:18 pm. On the last day of August, sunrise is at 6:36 am and sunset at 7:39 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. 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. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
[Resources]

Frequently asked questions

How hot is it in Brentwood in August?

The average high-temperature and low-temperature in Brentwood during August are 85.1°F (29.5°C) and 68.7°F (20.4°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 93.2°F (34°C).

What is the average humidity in August in Brentwood?

In Brentwood, the average relative humidity in August is 72%.

What is the rainiest month in Brentwood?

The month with the most rainfall is August, when the rain falls for 15.8 days and typically aggregates up to 3.58" (91mm) of precipitation.

How many days does it rain in August in Brentwood?

In Brentwood, in August, during 15.8 rainfall days, 3.58" (91mm) of precipitation is typically accumulated.

When it does not snow in Brentwood?

May through November are months without snowfall.

How many hours of daylight does Brentwood have in August?

The average day length in August in Brentwood is 13h and 38min.

When is the sunrise / sunset in August in Brentwood?

On the first day of August in Brentwood, sunrise is at 6:09 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:39 pm EDT.

How long on average sun shines in August in Brentwood?

In August, the average sunshine duration is 10.3h.

When is the highest UV index in Brentwood?

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

What is the UV index reading in August in Brentwood?

In Brentwood, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents 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
Brentwood, MD

Average temperature in August - Brentwood, MD
  • Average high temperature in August: 85.1°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in August: 68.7°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

[Resources]

Average pressure in August
Brentwood, MD

Average pressure in August - Brentwood, MD
  • 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 (29.94"Hg).

[Resources]

Average wind speed in August
Brentwood, MD

Average wind speed in August - Brentwood, MD
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

[Resources]

Average humidity in August
Brentwood, MD

Average humidity in August - Brentwood, MD
  • Average humidity in August: 72%

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

[Resources]

Average rainfall in August
Brentwood, MD

Average rainfall in August - Brentwood, MD
  • Average rainfall in August: 3.58"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is January (2.01").

[Resources]

Average rainfall days in August
Brentwood, MD

Average rainfall days in August - Brentwood, MD
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).

[Resources]

Average snowfall in August
Brentwood, MD

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

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September, October and November (0").

[Resources]

Average snowfall days in August
Brentwood, MD

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

The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in August /
Average sunshine in August
Brentwood, MD

Average daylight in August / Average sunshine in August - Brentwood, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

[Resources]

Average sunshine days in August
Brentwood, MD

Average sunshine days in August - Brentwood, MD
  • Average sunshine days in August: 12.8 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

[Resources]

Average UV index in August
Brentwood, MD

Average UV index in August - Brentwood, 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 and December (UV index 2).

[Resources]

Average cloud cover in August
Brentwood, MD

Average cloud cover in August - Brentwood, 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 29).

[Resources]

Average visibility in August
Brentwood, MD

Average visibility in August - Brentwood, 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).

[Resources]

Brentwood, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location