August weather forecast
Glenarden, MD

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Weather in August

August, the last month of the summer in Glenarden, is another warm month, with an average temperature varying between 85.1°F (29.5°C) and 68.7°F (20.4°C).

Temperature

The dawn of August sees an average high-temperature of a moderately hot 85.1°F (29.5°C), subtly contrasting with July's 87.4°F (30.8°C). In Glenarden, the average temperature during the nights of August drops to a pleasant 68.7°F (20.4°C).

Heat index

For most parts of August, the heat index is calculated to be a tropical 93.2°F (34°C). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. With exposure to direct sunlight, the heat index may be increased 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. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

In August, the average relative humidity in Glenarden 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

In Glenarden, snow does not fall in May through November.

Daylight

In Glenarden, the average length of the day in August is 13h and 38min.
On the first day of August in Glenarden, 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 7:38 pm EDT.

Sunshine

The average sunshine in August 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 reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 6 during August translates into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

How hot does it get in Glenarden in August?

In Glenarden, in August, the average high-temperature is 85.1°F (29.5°C), and the average low-temperature is 68.7°F (20.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is calculated to be 93.2°F (34°C).

What is the average humidity in August in Glenarden?

The average relative humidity in August is 72%.

What is the rainiest month in Glenarden?

August is the month with the most rainfall. Rain falls for 15.8 days and accumulates 3.58" (91mm) of precipitation.

How much does it rain in Glenarden in August?

In August, in Glenarden, Maryland, the rain falls for 15.8 days. Throughout August, 3.58" (91mm) of precipitation is accumulated.

When it does not snow in Glenarden?

May through November are months without snowfall in Glenarden.

How many hours of daylight does Glenarden have in August?

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

When is the sunrise / sunset in August in Glenarden?

On the first day of August in Glenarden, Maryland, 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 7:38 pm EDT.

How many hours of sunshine does Glenarden have in August?

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

What is the month with the highest UV index in Glenarden?

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

What is the UV index intensity in August in Glenarden?

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

Average temperature in August - Glenarden, 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).

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Average pressure in August
Glenarden, MD

Average pressure in August - Glenarden, 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).

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Average wind speed in August
Glenarden, MD

Average wind speed in August - Glenarden, 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).

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Average humidity in August
Glenarden, MD

Average humidity in August - Glenarden, 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%).

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Average rainfall in August
Glenarden, MD

Average rainfall in August - Glenarden, 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").

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Average rainfall days in August
Glenarden, MD

Average rainfall days in August - Glenarden, 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).

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Average snowfall in August
Glenarden, MD

Average snowfall in August - Glenarden, 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").

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Average snowfall days in August
Glenarden, MD

Average snowfall days in August - Glenarden, 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).

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

Average daylight in August / Average sunshine in August - Glenarden, 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).

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Average sunshine days in August
Glenarden, MD

Average sunshine days in August - Glenarden, 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).

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Average UV index in August
Glenarden, MD

Average UV index in August - Glenarden, 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).

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Average cloud cover in August
Glenarden, MD

Average cloud cover in August - Glenarden, 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).

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Average visibility in August
Glenarden, MD

Average visibility in August - Glenarden, 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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Glenarden, Maryland, USA

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