August weather forecast
Carnegie, PA

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Weather in August

August, the last month of the summer in Carnegie, is also a moderately hot month, with an average temperature fluctuating between 82.4°F (28°C) and 60.8°F (16°C).

Temperature

The onset of August brings with it an average high-temperature of a still moderately hot 82.4°F (28°C), showing a negligible variation from the month before. Carnegie documents a significant temperature variance in August, with the mean nighttime lows settling at a comfortable 60.8°F (16°C).

Heat index

The heat index for August is evaluated at a tropical 87.8°F (31°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

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

Rainfall

In Carnegie, in August, during 14.3 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Carnegie, during the entire year, the rain falls for 132.6 days and collects up to 11.5" (292mm) of precipitation.

Snowfall

In Carnegie, snow does not fall in May through October.

Daylight

In August, the average length of the day in Carnegie is 13h and 44min.
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 in Carnegie.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

How hot is it in Carnegie in August?

An average high-temperature, in August, in Carnegie, is 82.4°F (28°C) and the average low-temperature is 60.8°F (16°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is evaluated at 87.8°F (31°C).

What are the least humid months in Carnegie?

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

What is the average humidity in August in Carnegie?

The average relative humidity in August in Carnegie, Pennsylvania, is 75%.

How many days does it rain in August in Carnegie?

In Carnegie, Pennsylvania, in August, during 14.3 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

When it does not snow in Carnegie?

In Carnegie, snow does not fall in May through October.

What is the average length of the day in August in Carnegie?

In Carnegie, the average day length in August is 13h and 44min.

What time are sunrise and sunset in August in Carnegie?

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

What month has the most sunshine in Carnegie?

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

How long on average sun shines in August in Carnegie?

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

When is the highest UV index in Carnegie?

The months with the highest UV index in Carnegie, Pennsylvania, are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Carnegie?

In Carnegie, Pennsylvania, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
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
Carnegie, PA

Average temperature in August - Carnegie, PA
  • Average high temperature in August: 82.4°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 60.8°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).

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Average pressure in August
Carnegie, PA

Average pressure in August - Carnegie, 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 (29.95"Hg).

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Average wind speed in August
Carnegie, PA

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

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in August
Carnegie, PA

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

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

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Average rainfall in August
Carnegie, PA

Average rainfall in August - Carnegie, PA
  • Average rainfall in August: 0.98"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is November (0.67").

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Average rainfall days in August
Carnegie, PA

Average rainfall days in August - Carnegie, PA
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is February (6.4 days).

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Average snowfall in August
Carnegie, PA

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

The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Carnegie, PA

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

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Carnegie, 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 18min).

  • 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
Carnegie, PA

Average sunshine days in August - Carnegie, PA
  • Average sunshine days in August: 14.1 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.2 days).

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Average UV index in August
Carnegie, PA

Average UV index in August - Carnegie, PA
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Carnegie, PA

Average cloud cover in August - Carnegie, 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
Carnegie, PA

Average visibility in August - Carnegie, 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, February, March, May, September, October and December (5mi).

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Carnegie, Pennsylvania, USA

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