August weather forecast
Monessen, PA

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Weather in August

The last month of the summer, August, is another warm month in Monessen, Pennsylvania, with temperature in the range of an average high of 81.9°F (27.7°C) and an average low of 59.7°F (15.4°C).

Temperature

In Monessen, August's average high-temperature stands at a still warm 81.9°F (27.7°C), closely related to the preceding month. From the heights of the August heat, Monessen records a mean nighttime low of 59.7°F (15.4°C).

Heat index

August's average heat index is evaluated at a hot 87.8°F (31°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', evaluates the perceived heat by adding the effect of moisture in the air. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are largely significant for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

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, there are 191.3 rainfall days, and 35.24" (895mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Monessen, the average length of the day in August is 13h and 43min.
On the first day of August, sunrise is at 6:18 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

Sunshine

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

UV index

In August, the average daily maximum UV index in Monessen is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the average maximum UV index of 5 translates into the following recommendations:
Exercise prevention - Warding off sunburn is urged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What is the usual temperature for Monessen in August?

An average high-temperature, in August, in Monessen, is 81.9°F (27.7°C) and the average low-temperature is 59.7°F (15.4°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 87.8°F (31°C).

What is the least humid month in Monessen?

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

What is the average humidity in August in Monessen?

The average relative humidity in August is 76%.

How many days does it rain in August in Monessen?

In Monessen, in August, during 17.7 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

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?

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

What time are sunrise and sunset in August in Monessen?

On the first day of August in Monessen, Pennsylvania, sunrise is at 6:18 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

What month has the most sunshine in Monessen?

August has the most sunshine of the year in Monessen, Pennsylvania, with an average of 10.2h of sunshine.

How many hours of sunshine does Monessen have in August?

The average sunshine duration in August in Monessen is 10.2h.

What is the UV index reading in August in Monessen?

In August, the average daily maximum UV index in Monessen, Pennsylvania, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
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"Hg

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

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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%

The 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).
The 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").
The 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).
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
Monessen, PA

Average daylight in August / Average sunshine in August - Monessen, 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: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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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

The 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

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

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Monessen, Pennsylvania, USA

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