August weather forecast
Chesterbrook, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Chesterbrook, Pennsylvania, with an average temperature varying between 82.9°F (28.3°C) and 66°F (18.9°C).

Temperature

August experiences an average high-temperature of a still moderately hot 82.9°F (28.3°C), barely different from July's 85.3°F (29.6°C). Chesterbrook records an average low of 66°F (18.9°C) throughout the nights in August.

Heat index

The heat index in August is evaluated at a hot 89.6°F (32°C). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. 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. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

The months with the lowest humidity are April, July and August, with an average relative humidity of 73%.

Rainfall

August is the month with the most rainfall in Chesterbrook. Rain falls for 15.4 days and accumulates 2.72" (69mm) of precipitation.

Snowfall

In Chesterbrook, snow does not fall in June through September.

Daylight

The average length of the day in August in Chesterbrook is 13h and 43min.
On the first day of August, sunrise is at 6:00 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:34 pm EDT.

Sunshine

In August, the average sunshine is 9.8h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

Is it hot during August?

An average high-temperature, in August, in Chesterbrook, is 82.9°F (28.3°C) and the average low-temperature is 66°F (18.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is evaluated at 89.6°F (32°C).

What are the least humid months?

The months with the lowest humidity are April, July and August, with an average relative humidity of 73%.

What is the average humidity in August?

In Chesterbrook, the average relative humidity in August is 73%.

What is the wettest month?

August is the month with the most rainfall. Rain falls for 15.4 days and accumulates 2.72" (69mm) of precipitation.

How much does it rain in August?

In Chesterbrook, during August, the rain falls for 15.4 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

In Chesterbrook, Pennsylvania, the average day length in August is 13h and 43min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:00 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:34 pm EDT.

How many hours of sunshine does Chesterbrook have in August?

In Chesterbrook, the average sunshine duration in August is 9.8h.

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.

How high is the UV index in August?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
Chesterbrook, PA

Average temperature in August - Chesterbrook, PA
  • Average high temperature in August: 82.9°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in August: 66°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in August
Chesterbrook, PA

Average pressure in August - Chesterbrook, PA
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Chesterbrook, PA

Average wind speed in August - Chesterbrook, PA
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in August
Chesterbrook, PA

Average humidity in August - Chesterbrook, PA
  • Average humidity in August: 73%

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April, July and August (73%).

Average rainfall in August
Chesterbrook, PA

Average rainfall in August - Chesterbrook, PA
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is August (2.72").
The driest months (with the least rainfall) are January, February and November (1.3").

Average rainfall days in August
Chesterbrook, PA

Average rainfall days in August - Chesterbrook, PA
  • Average rainfall days in August: 15.4 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in August
Chesterbrook, PA

Average snowfall in August - Chesterbrook, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is March (1.93").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Chesterbrook, PA

Average snowfall days in August - Chesterbrook, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Chesterbrook, PA

Average daylight in August / Average sunshine in August - Chesterbrook, 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 24min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Chesterbrook, PA

Average sunshine days in August - Chesterbrook, PA
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (12.7 days).

Average UV index in August
Chesterbrook, PA

Average UV index in August - Chesterbrook, PA
  • 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, February, March, November and December (UV index 2).

Average cloud cover in August
Chesterbrook, PA

Average cloud cover in August - Chesterbrook, PA
  • Average cloud cover in August: 35

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in August
Chesterbrook, PA

Average visibility in August - Chesterbrook, PA
  • Average visibility in August: 6mi

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

Chesterbrook, Pennsylvania, USA

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