August weather forecast
Castle Rocks, PA

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Weather in August

The last month of the summer, August, is another warm month in Castle Rocks, Pennsylvania, with an average temperature fluctuating between 56.7°F (13.7°C) and 79.2°F (26.2°C).

Temperature

Castle Rocks transitions into August recording an average high-temperature of a still moderately hot 79.2°F (26.2°C), closely aligning with the preceding month's temperature. A noticeable downturn in temperature characterizes the August nights, averaging at a moderate 56.7°F (13.7°C).

Humidity

In August, the average relative humidity is 79%.

Rainfall

In Castle Rocks, Pennsylvania, during August, the rain falls for 16.3 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Castle Rocks, during the entire year, the rain falls for 181 days and collects up to 33.07" (840mm) of precipitation.

Snowfall

In Castle Rocks, Pennsylvania, snow does not fall in June through September.

Daylight

The average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:25 pm. On the last day of August, sunrise is at 6:35 am and sunset at 7:42 pm EDT.

Sunshine

In Castle Rocks, Pennsylvania, the average sunshine in August is 9.9h.

UV index

In Castle Rocks, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In August, a regular UV index of 5 translates into these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the temperature in August in Castle Rocks?

In Castle Rocks, 79.2°F (26.2°C) is the average high-temperature and 56.7°F (13.7°C) is the average low-temperature during August. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in July is appraised at 87.8°F (31°C).

What is the average humidity in August in Castle Rocks?

In Castle Rocks, Pennsylvania, the average relative humidity in August is 79%.

How many days does it rain in August in Castle Rocks?

In Castle Rocks, during August, the rain falls for 16.3 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When it does not snow in Castle Rocks?

June through September are months without snowfall.

How many hours of daylight does Castle Rocks have in August?

In August, the average day length in Castle Rocks, Pennsylvania, is 13h and 46min.

When is the sunrise / sunset in August in Castle Rocks?

On the first day of August, sunrise is at 6:05 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:42 pm EDT.

How many hours of sunshine does Castle Rocks have in August?

The average sunshine duration in August in Castle Rocks is 9.9h.

What is the UV index reading in August in Castle Rocks?

In Castle Rocks, Pennsylvania, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Castle Rocks, PA

Average temperature in August - Castle Rocks, PA
  • Average high temperature in August: 79.2°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in August: 56.7°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in August
Castle Rocks, PA

Average pressure in August - Castle Rocks, 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 (29.94"Hg).

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Average wind speed in August
Castle Rocks, PA

Average wind speed in August - Castle Rocks, PA
  • Average wind speed in August: 4.8mph

The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in August
Castle Rocks, PA

Average humidity in August - Castle Rocks, PA
  • Average humidity in August: 79%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April and July (77%).

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Average rainfall in August
Castle Rocks, PA

Average rainfall in August - Castle Rocks, PA
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is November (2.17").

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Average rainfall days in August
Castle Rocks, PA

Average rainfall days in August - Castle Rocks, PA
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (10.8 days).

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Average snowfall in August
Castle Rocks, PA

Average snowfall in August - Castle Rocks, PA
  • Average snowfall in August: 0"

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

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Average snowfall days in August
Castle Rocks, PA

Average snowfall days in August - Castle Rocks, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (15.4 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
Castle Rocks, PA

Average daylight in August / Average sunshine in August - Castle Rocks, PA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in August
Castle Rocks, PA

Average sunshine days in August - Castle Rocks, PA
  • Average sunshine days in August: 12.2 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (8.5 days).

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Average UV index in August
Castle Rocks, PA

Average UV index in August - Castle Rocks, PA
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Castle Rocks, PA

Average cloud cover in August - Castle Rocks, PA
  • Average cloud cover in August: 37

The months with the most cloud cover are January, February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in August
Castle Rocks, PA

Average visibility in August - Castle Rocks, PA
  • Average visibility in August: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

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Castle Rocks, Pennsylvania, USA

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