August weather forecast
McKeesport, PA

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Weather in August

While August represents the meteorological peak of summer in many regions, McKeesport experiences a slight yet perceptible dip in temperatures. The transition to cooler weather begins to set in, especially noticeable during late evening hours. Despite the odd thunderstorm, the month generally enjoys clear skies and significant sunshine hours. Late summer barbecues and outdoor gatherings are common around the city. A hint of autumn chill starts sneaking into the night air.

Temperature

McKeesport's August showcases an average high-temperature of a still moderately hot 81.9°F (27.7°C), hardly distinct from July's 83.3°F (28.5°C). In McKeesport, an average nighttime temperature of 61°F (16.1°C) is expected during August.

Heat index

In August, the average heat index is calculated to be a hot 87.8°F (31°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The least humid month is August, with an average relative humidity of 74%.

Rainfall

In McKeesport, during August, the rain falls for 12.1 days and regularly aggregates up to 0.79" (20mm) of precipitation. In McKeesport, during the entire year, the rain falls for 128 days and collects up to 10.2" (259mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In McKeesport, the average length of the day in August is 13h and 43min.
On the first day of the month, sunrise is at 6:17 am and sunset at 8:33 pm. On the last day of August, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the usual temperature for McKeesport in August?

In McKeesport, in August, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 61°F (16.1°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 87.8°F (31°C).

What is the least humid month?

August is the least humid month, with an average relative humidity of 74%.

What is the average humidity in August?

In McKeesport, the average relative humidity in August is 74%.

How much does it rain in August?

In McKeesport, in August, during 12.1 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does McKeesport have in August?

The average day length in August is 13h and 43min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:17 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?

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

How many hours of sunshine does McKeesport have in August?

The average sunshine duration in August is 10.2h.

When is the highest UV index?

The months with the highest UV index in McKeesport are May through August, with an average maximum UV index of 6.

What is the UV index reading in August?

In McKeesport, Pennsylvania, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe 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
McKeesport, PA

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

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 61°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in August
McKeesport, PA

Average pressure in August - McKeesport, 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).

Average wind speed in August
McKeesport, PA

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

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in August
McKeesport, PA

Average humidity in August - McKeesport, PA
  • Average humidity in August: 74%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).

Average rainfall in August
McKeesport, PA

Average rainfall in August - McKeesport, PA
  • Average rainfall in August: 0.79"

The wettest month (with the highest rainfall) is May (1.26").
The driest months (with the least rainfall) are September and November (0.55").

Average rainfall days in August
McKeesport, PA

Average rainfall days in August - McKeesport, PA
  • Average rainfall days in August: 12.1 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.1 days).

Average snowfall in August
McKeesport, PA

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

The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
McKeesport, PA

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

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - McKeesport, 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
McKeesport, PA

Average sunshine days in August - McKeesport, PA
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in August
McKeesport, PA

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

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

Average cloud cover in August
McKeesport, PA

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

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
McKeesport, PA

Average visibility in August - McKeesport, 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).

McKeesport, Pennsylvania, USA

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