August weather forecast
McMurray, PA

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Weather in August

The last month of the summer, August, is another warm month in McMurray, Pennsylvania, with an average temperature ranging between max 82.2°F (27.9°C) and min 60.6°F (15.9°C).

Temperature

The average high-temperature during August registers at a still warm 82.2°F (27.9°C), closely corresponding to the preceding month. The average low-temperature during August nights is a mild 60.6°F (15.9°C).

Heat index

In August, the heat index is calculated to be a tropical 87.8°F (31°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

The months with the lowest humidity are July and August, with an average relative humidity of 75%.

Rainfall

In McMurray, in August, during 17.6 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. In McMurray, during the entire year, the rain falls for 187.9 days and collects up to 35.59" (904mm) of precipitation.

Snowfall

In McMurray, snow does not fall in June through September.

Daylight

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 8:34 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:53 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in August in McMurray is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during August translates into the following guidance:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The high-temperature, in August, in McMurray, records 82.2°F (27.9°C), while the low-temperature is 60.6°F (15.9°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 87.8°F (31°C).

What is the least humid month?

July and August, with an average relative humidity of 75%, are the least humid months in McMurray.

What is the average humidity in August?

In August, the average relative humidity is 75%.

How many days does it rain in August?

In McMurray, in August, during 17.6 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does McMurray have in August?

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

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:18 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:53 pm EDT.

What month has the most sunshine?

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

How many hours of sunshine does McMurray have in August?

In August, the average sunshine duration is 10.2h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 5. A UV Index value 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
McMurray, PA

Average temperature in August - McMurray, PA
  • Average high temperature in August: 82.2°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 60.6°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in August
McMurray, PA

Average pressure in August - McMurray, 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).

Average wind speed in August
McMurray, PA

Average wind speed in August - McMurray, PA
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in August
McMurray, PA

Average humidity in August - McMurray, PA
  • Average humidity in August: 75%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (75%).

Average rainfall in August
McMurray, PA

Average rainfall in August - McMurray, PA
  • Average rainfall in August: 2.64"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is November (2.2").

Average rainfall days in August
McMurray, PA

Average rainfall days in August - McMurray, PA
  • Average rainfall days in August: 17.6 days

The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is February (11.3 days).

Average snowfall in August
McMurray, PA

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

The month with the highest snowfall is January (5.83").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
McMurray, PA

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

The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
McMurray, PA

Average daylight in August / Average sunshine in August - McMurray, 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).

Average sunshine days in August
McMurray, PA

Average sunshine days in August - McMurray, PA
  • Average sunshine days in August: 12.2 days

The month with the most sunshine days is November (15.1 days).
The month with the least sunshine days is January (7.7 days).

Average UV index in August
McMurray, PA

Average UV index in August - McMurray, 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).

Average cloud cover in August
McMurray, PA

Average cloud cover in August - McMurray, 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).

Average visibility in August
McMurray, PA

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

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

McMurray, Pennsylvania, USA

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