August weather forecast
Clarks Summit, PA

Weather in August

The last month of the summer, August, is another warm month in Clarks Summit, Pennsylvania, with average temperature varying between 56.8°F (13.8°C) and 77.9°F (25.5°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still warm 77.9°F (25.5°C). In August, in Clarks Summit, the average low-temperature is 56.8°F (13.8°C).

Humidity

The average relative humidity in Clarks Summit is 79%.

Rainfall

In August, in Clarks Summit, the rain falls for 16.6 days. Throughout August, 2.95" (75mm) of precipitation is accumulated. Throughout the year, there are 165.6 rainfall days, and 30.31" (770mm) of precipitation is accumulated.

Snowfall

In Clarks Summit snow does not fall in June through September.

Daylight

In August, the average length of the day is 13.8h.

Sunshine

In Clarks Summit, the average sunshine is 9.5h.

UV index

Months with the highest UV index in Clarks Summit are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 average humidity in August in Clarks Summit?

In Clarks Summit, Pennsylvania, the average relative humidity in August is 79%.

How many days does it rain in August in Clarks Summit?

In August, the rain falls for 16.6 days. Throughout August, 2.95" (75mm) of precipitation is accumulated.

When it does not snow in Clarks Summit?

June through September are months without snowfall in Clarks Summit.

How many hours of daylight does Clarks Summit have in August?

In August, the average length of the day is 13.8h.

How long on average sun shines in August in Clarks Summit?

In Clarks Summit, Pennsylvania, the average sunshine in August is 9.5h.

What is the month with the highest UV index in Clarks Summit?

May through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index intensity in August in Clarks Summit?

In August, the average daily maximum UV index in Clarks Summit is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in August
Clarks Summit, PA

Average temperature in August - Clarks Summit, PA
  • Average high temperature in August: 77.9°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in August: 56.8°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°F).

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Average pressure in August
Clarks Summit, PA

Average pressure in August - Clarks Summit, PA
  • Average pressure in August: 30"

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in August
Clarks Summit, PA

Average wind speed in August - Clarks Summit, PA
  • Average wind speed in August: 5.2mph

The windiest months (with the highest average wind speed) are January, February, March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in August
Clarks Summit, PA

Average humidity in August - Clarks Summit, PA
  • Average humidity in August: 79%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is July (77%).

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Average rainfall in August
Clarks Summit, PA

Average rainfall in August - Clarks Summit, PA
  • Average rainfall in August: 2.95"

The wettest month (with the highest rainfall) is July (3.15").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in August
Clarks Summit, PA

Average rainfall days in August - Clarks Summit, PA
  • Average rainfall days in August: 16.6 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in August
Clarks Summit, PA

Average snowfall in August - Clarks Summit, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (9.13").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Clarks Summit, PA

Average snowfall days in August - Clarks Summit, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (16.7 days).
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
Clarks Summit, PA

Average daylight in August / Average sunshine in August - Clarks Summit, PA
  • Average daylight in August: 13.8h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in August: 9.5h

The month with the most sunshine is July (Average sunshine: 10.1h).
Months with the least sunshine are January and February (Average sunshine: 3.4).

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Average sunshine days in August
Clarks Summit, PA

Average sunshine days in August - Clarks Summit, PA
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is May (9.3 days).

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Average UV index in August
Clarks Summit, PA

Average UV index in August - Clarks Summit, PA
  • Average UV index in August: 5

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
Clarks Summit, PA

Average cloud cover in August - Clarks Summit, PA
  • Average cloud cover in August: 39

Months with the most cloud cover are January, February and December (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 38).

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Average visibility in August
Clarks Summit, PA

Average visibility in August - Clarks Summit, PA
  • Average visibility in August: 5mi

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

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