August weather forecast
Bala Cynwyd, PA

Weather in August

August, the last month of the summer, in Bala Cynwyd, is also a moderately hot month, with average temperature ranging between min 67.5°F (19.7°C) and max 83.7°F (28.7°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still moderately hot 83.7°F (28.7°C). The average low-temperature, in Bala Cynwyd, Pennsylvania, is 67.5°F (19.7°C).

Heat index

The average heat index in August is computed to be a tropical 90.1°F (32.3°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, clothing, metabolic differences, and differences in body mass, height, and shape affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

Months with the lowest humidity in Bala Cynwyd are April, July and August, with an average relative humidity of 71%.

Rainfall

Months with the most rainfall in Bala Cynwyd are July and August, with an average 1.14" (29mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In August, the average length of the day is 13.7h.

Sunshine

In Bala Cynwyd, the average sunshine is 10h.

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 risk from the exposure to the Sun's UV rays for the average person.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in August in Bala Cynwyd?

In August, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 67.5°F (19.7°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in August is computed to be 90.1°F (32.3°C).

What is the least humid month in Bala Cynwyd?

Months with the lowest humidity are April, July and August, with an average relative humidity of 71%.

What is the average humidity in August in Bala Cynwyd?

In August, the average relative humidity in Bala Cynwyd is 71%.

What is the wettest month in Bala Cynwyd?

The wettest months in Bala Cynwyd, Pennsylvania, are July and August, with an average 1.14" (29mm) of rainfall.

How many days does it rain in August in Bala Cynwyd?

In Bala Cynwyd, in August, it is raining for 12.2 days, with typically 1.14" (29mm) of accumulated precipitation.

When it does not snow in Bala Cynwyd?

In Bala Cynwyd, Pennsylvania, snow does not fall in April through October.

How many hours of daylight does Bala Cynwyd have in August?

The average length of the day in August in Bala Cynwyd, Pennsylvania, is 13.7h.

How many hours of sunshine does Bala Cynwyd have in August?

In Bala Cynwyd, Pennsylvania, the average sunshine in August is 10h.

What are the months with the highest UV index in Bala Cynwyd?

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

How high is the UV index in August in Bala Cynwyd?

In August, the average daily maximum UV index in Bala Cynwyd is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in August
Bala Cynwyd, PA

Average temperature in August - Bala Cynwyd, PA
  • Average high temperature in August: 83.7°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in August: 67.5°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in August
Bala Cynwyd, PA

Average pressure in August - Bala Cynwyd, PA
  • Average pressure in August: 29.99"

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

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Average wind speed in August
Bala Cynwyd, PA

Average wind speed in August - Bala Cynwyd, PA
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Bala Cynwyd, PA

Average humidity in August - Bala Cynwyd, PA
  • Average humidity in August: 71%

Months with the highest relative humidity are February and October (78%).
Months with the lowest relative humidity are April, July and August (71%).

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Average rainfall in August
Bala Cynwyd, PA

Average rainfall in August - Bala Cynwyd, PA
  • Average rainfall in August: 1.14"

The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in August
Bala Cynwyd, PA

Average rainfall days in August - Bala Cynwyd, PA
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).

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Average snowfall in August
Bala Cynwyd, PA

Average snowfall in August - Bala Cynwyd, PA
  • Average snowfall in August: 0"

Months with the highest snowfall are February and March (0.98").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Bala Cynwyd, PA

Average snowfall days in August - Bala Cynwyd, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.5 days).
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
Bala Cynwyd, PA

Average daylight in August / Average sunshine in August - Bala Cynwyd, PA
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in August: 10h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days in August
Bala Cynwyd, PA

Average sunshine days in August - Bala Cynwyd, PA
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).

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Average UV index in August
Bala Cynwyd, PA

Average UV index in August - Bala Cynwyd, PA
  • Average UV index in August: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Bala Cynwyd, PA

Average cloud cover in August - Bala Cynwyd, PA
  • Average cloud cover in August: 34

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in August
Bala Cynwyd, PA

Average visibility in August - Bala Cynwyd, PA
  • Average visibility in August: 6mi

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).

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