August weather forecast
Berwyn Heights, MD

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Weather in August

August, the last month of the summer in Berwyn Heights, is also a moderately hot month, with temperature in the range of an average high of 85.1°F (29.5°C) and an average low of 68.7°F (20.4°C).

Temperature

Berwyn Heights indicates an average high-temperature of a warm 85.1°F (29.5°C) in August, showing minor variation from July's 87.4°F (30.8°C). Berwyn Heights temperatures generally rest at a low of 68.7°F (20.4°C) during the August nights.

Heat index

In August, the average heat index is computed to be a hot 93.2°F (34°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. 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 hold particular importance for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

The average relative humidity in August 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 in Berwyn Heights.

Daylight

The average length of the day in August in Berwyn Heights is 13h and 38min.
On the first day of August, 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.

Sunshine

The average sunshine in August is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. 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. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

The average high-temperature and low-temperature during August are 85.1°F (29.5°C) and 68.7°F (20.4°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is computed to be 93.2°F (34°C).

What is the average humidity in August?

The average relative humidity in August is 72%.

What is the wettest month?

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

How many days does it rain in August?

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

When it does not snow?

May through November are months without snowfall in Berwyn Heights, Maryland.

What is the average length of the day in August?

In August, the average day length is 13h and 38min.

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 8:18 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 August, the average sunshine duration is 10.3h.

What are the months 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 intensity in August?

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

Average temperature in August - Berwyn Heights, 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).

Average pressure in August
Berwyn Heights, MD

Average pressure in August - Berwyn Heights, 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).

Average wind speed in August
Berwyn Heights, MD

Average wind speed in August - Berwyn Heights, 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).

Average humidity in August
Berwyn Heights, MD

Average humidity in August - Berwyn Heights, 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%).

Average rainfall in August
Berwyn Heights, MD

Average rainfall in August - Berwyn Heights, 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").

Average rainfall days in August
Berwyn Heights, MD

Average rainfall days in August - Berwyn Heights, 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).

Average snowfall in August
Berwyn Heights, MD

Average snowfall in August - Berwyn Heights, 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").

Average snowfall days in August
Berwyn Heights, MD

Average snowfall days in August - Berwyn Heights, 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).

Average daylight in August /
Average sunshine in August
Berwyn Heights, MD

Average daylight in August / Average sunshine in August - Berwyn Heights, 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).

Average sunshine days in August
Berwyn Heights, MD

Average sunshine days in August - Berwyn Heights, 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).

Average UV index in August
Berwyn Heights, MD

Average UV index in August - Berwyn Heights, 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).

Average cloud cover in August
Berwyn Heights, MD

Average cloud cover in August - Berwyn Heights, 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).

Average visibility in August
Berwyn Heights, MD

Average visibility in August - Berwyn Heights, 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).

Berwyn Heights, Maryland, USA

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