August weather forecast
Chevy Chase Heights, PA

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Weather in August

The last month of the summer, August, is another warm month in Chevy Chase Heights, Pennsylvania, with an average temperature fluctuating between 57.7°F (14.3°C) and 79.2°F (26.2°C).

Temperature

The transition into August notes an average high-temperature of a still moderately hot 79.2°F (26.2°C), revealing a mild distinction from the 81.1°F (27.3°C) in July. August generally records an average low-temperature of 57.7°F (14.3°C).

Humidity

The months with the lowest humidity in Chevy Chase Heights are April, June through August, with an average relative humidity of 78%.

Rainfall

In August, in Chevy Chase Heights, the rain falls for 17.9 days. Throughout August, 2.4" (61mm) of precipitation is accumulated. Throughout the year, there are 183.5 rainfall days, and 33.46" (850mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Chevy Chase Heights.

Daylight

In Chevy Chase Heights, the average length of the day in August is 13h and 44min.
On the first day of August in Chevy Chase Heights, Pennsylvania, sunrise is at 6:14 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:49 pm EDT.

Sunshine

July and August, with an average of 9.8h of sunshine, are months with the most sunshine.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Chevy Chase Heights, Pennsylvania. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 5 during August, leads to the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What are the temperatures in Chevy Chase Heights in August?

The high-temperature, in August, in Chevy Chase Heights, is 79.2°F (26.2°C), while the low-temperature averages to 57.7°F (14.3°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 86°F (30°C).

What is the least humid month in Chevy Chase Heights?

April, June through August, with an average relative humidity of 78%, are the least humid months in Chevy Chase Heights, Pennsylvania.

What is the average humidity in August in Chevy Chase Heights?

In August, the average relative humidity is 78%.

How many days does it rain in August in Chevy Chase Heights?

In Chevy Chase Heights, Pennsylvania, in August, during 17.9 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

When it does not snow in Chevy Chase Heights?

June through September are months without snowfall.

What is the average length of the day in August in Chevy Chase Heights?

The average day length in August in Chevy Chase Heights, Pennsylvania, is 13h and 44min.

When is the sunrise / sunset in August in Chevy Chase Heights?

On the first day of August in Chevy Chase Heights, Pennsylvania, sunrise is at 6:14 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:49 pm EDT.

What is the month with the most sunshine in Chevy Chase Heights?

July and August, with an average of 9.8h of sunshine, are months with the most sunshine in Chevy Chase Heights, Pennsylvania.

How long on average sun shines in August in Chevy Chase Heights?

In August, the average sunshine duration in Chevy Chase Heights, Pennsylvania, is 9.8h.

What are the months with the highest UV index in Chevy Chase Heights?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Chevy Chase Heights, Pennsylvania.

What is the UV index reading in August in Chevy Chase Heights?

In Chevy Chase Heights, Pennsylvania, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Chevy Chase Heights, PA

Average temperature in August - Chevy Chase Heights, PA
  • Average high temperature in August: 79.2°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in August: 57.7°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in August
Chevy Chase Heights, PA

Average pressure in August - Chevy Chase Heights, PA
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in August
Chevy Chase Heights, PA

Average wind speed in August - Chevy Chase Heights, PA
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in August
Chevy Chase Heights, PA

Average humidity in August - Chevy Chase Heights, PA
  • Average humidity in August: 78%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).

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Average rainfall in August
Chevy Chase Heights, PA

Average rainfall in August - Chevy Chase Heights, PA
  • Average rainfall in August: 2.4"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (1.93").

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Average rainfall days in August
Chevy Chase Heights, PA

Average rainfall days in August - Chevy Chase Heights, PA
  • Average rainfall days in August: 17.9 days

The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in August
Chevy Chase Heights, PA

Average snowfall in August - Chevy Chase Heights, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (7.05").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Chevy Chase Heights, PA

Average snowfall days in August - Chevy Chase Heights, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Chevy Chase Heights, PA

Average daylight in August / Average sunshine in August - Chevy Chase Heights, PA
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in August
Chevy Chase Heights, PA

Average sunshine days in August - Chevy Chase Heights, PA
  • Average sunshine days in August: 10.8 days

The month with the most sunshine days is November (13.3 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in August
Chevy Chase Heights, PA

Average UV index in August - Chevy Chase Heights, PA
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Chevy Chase Heights, PA

Average cloud cover in August - Chevy Chase Heights, PA
  • Average cloud cover in August: 37

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in August
Chevy Chase Heights, PA

Average visibility in August - Chevy Chase Heights, PA
  • Average visibility in August: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

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Chevy Chase Heights, Pennsylvania, USA

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