August weather forecast and climate
Monessen, PA

Weather in August

The last month of the summer, August, is also a moderately hot month in Monessen, Pennsylvania, with average temperature ranging between min 59.7°F (15.4°C) and max 81.9°F (27.7°C).

Temperature

In Monessen, the average high-temperature is essentially the same as in July - a still warm 81.9°F (27.7°C). In August, in Monessen, the average low-temperature is 59.7°F (15.4°C).

Heat index

In August, the average heat index is calculated to be a hot 87.4°F (30.8°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
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 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, pregnancy, differences in body mass, height, and shape, and clothing 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. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

August is the least humid month in Monessen, with an average relative humidity of 76%.

Rainfall

In August, the rain falls for 17.7 days. Throughout August, 2.52" (64mm) of precipitation is accumulated. Throughout the year, in Monessen, Pennsylvania, there are 191.3 rainfall days, and 35.24" (895mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Monessen.

Daylight

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

Sunshine

The month with the most sunshine is August, with an average of 10.2h of sunshine.

UV index

The average daily maximum UV index in Monessen, Pennsylvania, is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in August interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Monessen?

In August, in Monessen, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 59.7°F (15.4°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 87.4°F (30.8°C).

What is the least humid month in Monessen?

August is the least humid month in Monessen, Pennsylvania, with an average relative humidity of 76%.

What is the average humidity in August in Monessen?

The average relative humidity in August in Monessen, Pennsylvania, is 76%.

How much does it rain in Monessen in August?

In Monessen, Pennsylvania, in August, it is raining for 17.7 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow in Monessen?

June through September are months without snowfall in Monessen.

How many hours of daylight does Monessen have in August?

The average length of the day in August in Monessen is 13.7h.

What month has the most sunshine in Monessen?

With an average of 10.2h of sunshine, August has the most sunshine of the year.

How many hours of sunshine does Monessen have in August?

The average sunshine in August in Monessen, Pennsylvania, is 10.2h.

What is the UV index reading in August in Monessen?

In Monessen, Pennsylvania, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in August
Monessen, PA

Average temperature in August - Monessen, PA
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in August: 59.7°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in August
Monessen, PA

Average pressure in August - Monessen, PA
  • Average pressure in August: 30"

The month with the highest atmospheric pressure is November (30.14").
The month with the lowest atmospheric pressure is June (29.95").

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Average wind speed in August
Monessen, PA

Average wind speed in August - Monessen, PA
  • Average wind speed in August: 4.6mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in August
Monessen, PA

Average humidity in August - Monessen, PA
  • Average humidity in August: 76%

Months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (76%).

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Average rainfall in August
Monessen, PA

Average rainfall in August - Monessen, PA
  • Average rainfall in August: 2.52"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is November (2.13").

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Average rainfall days in August
Monessen, PA

Average rainfall days in August - Monessen, PA
  • Average rainfall days in August: 17.7 days

The month with the highest number of rainy days is May (21.8 days).
Months with the least rainy days are January and February (11.7 days).

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Average snowfall in August
Monessen, PA

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

The month with the highest snowfall is January (6.26").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Monessen, PA

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

The month with the highest number of snowfall days is January (17.8 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
Monessen, PA

Average daylight in August / Average sunshine in August - Monessen, 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: 10.2h

The month with the most sunshine is August (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 3h).

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Average sunshine days in August
Monessen, PA

Average sunshine days in August - Monessen, PA
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is January (6.8 days).

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Average UV index in August
Monessen, PA

Average UV index in August - Monessen, PA
  • Average UV index in August: 5

Months with the highest UV index are May, June and 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
Monessen, PA

Average cloud cover in August - Monessen, PA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in August
Monessen, PA

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

Months with the highest visibility are April, August and November (6mi).
Months with the lowest visibility are January and February (4mi).

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