August weather forecast
Aspen Hill, MD

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Weather in August

The last month of the summer, August, is another warm month in Aspen Hill, Maryland, with an average temperature fluctuating between 67.6°F (19.8°C) and 84.9°F (29.4°C).

Temperature

August's arrival brings an average high-temperature of a moderately hot 84.9°F (29.4°C), demonstrating subtle variation from the preceding month. An average low-temperature of 67.6°F (19.8°C) is anticipated throughout the nights during August.

Heat index

The heat index in August is evaluated at a hot 93.2°F (34°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In August, the average relative humidity is 71%.

Rainfall

The month with the most rainfall is August, when the rain falls for 17.1 days and typically aggregates up to 4.13" (105mm) of precipitation.

Snowfall

May through October are months without snowfall in Aspen Hill.

Daylight

In Aspen Hill, the average length of the day in August is 13h and 39min.
On the first day of August, sunrise is at 6:09 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:39 pm EDT.

Sunshine

In Aspen Hill, the average sunshine in August is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

The high-temperature during August is 84.9°F (29.4°C) and the low-temperature is 67.6°F (19.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 93.2°F (34°C).

What is the average humidity in August?

In Aspen Hill, the average relative humidity in August is 71%.

What is the rainiest month?

August is the month with the most rainfall in Aspen Hill. Rain falls for 17.1 days and accumulates 4.13" (105mm) of precipitation.

How much does it rain in Aspen Hill in August?

In Aspen Hill, during August, the rain falls for 17.1 days and regularly aggregates up to 4.13" (105mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in August?

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

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:09 am and sunset at 8:19 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?

The average sunshine duration in August is 10.2h.

What is the month with the highest UV index?

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

What is the UV index reading in August?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Aspen Hill, MD

Average temperature in August - Aspen Hill, MD
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in August
Aspen Hill, MD

Average pressure in August - Aspen Hill, 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 (29.95"Hg).

Average wind speed in August
Aspen Hill, MD

Average wind speed in August - Aspen Hill, MD
  • Average wind speed in August: 5.1mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in August
Aspen Hill, MD

Average humidity in August - Aspen Hill, MD
  • Average humidity in August: 71%

The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).

Average rainfall in August
Aspen Hill, MD

Average rainfall in August - Aspen Hill, MD
  • Average rainfall in August: 4.13"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").

Average rainfall days in August
Aspen Hill, MD

Average rainfall days in August - Aspen Hill, MD
  • Average rainfall days in August: 17.1 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in August
Aspen Hill, MD

Average snowfall in August - Aspen Hill, MD
  • Average snowfall in August: 0"

The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Aspen Hill, MD

Average snowfall days in August - Aspen Hill, MD
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Aspen Hill, MD

Average daylight in August / Average sunshine in August - Aspen Hill, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in August
Aspen Hill, MD

Average sunshine days in August - Aspen Hill, MD
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).

Average UV index in August
Aspen Hill, MD

Average UV index in August - Aspen Hill, 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, November and December (UV index 2).

Average cloud cover in August
Aspen Hill, MD

Average cloud cover in August - Aspen Hill, MD
  • Average cloud cover in August: 33

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

Average visibility in August
Aspen Hill, MD

Average visibility in August - Aspen Hill, MD
  • Average visibility in August: 6mi

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

Aspen Hill, Maryland, USA

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