August weather forecast
Leetsdale, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Leetsdale, Pennsylvania, with an average temperature fluctuating between 60.1°F (15.6°C) and 81.7°F (27.6°C).

Temperature

Transitioning into August, Leetsdale experiences an average high-temperature of a still moderately hot 81.7°F (27.6°C), marking a minor shift from the preceding month. A sharp reduction from the daytime highs is witnessed during August, with nighttime temperatures averaging a low of 60.1°F (15.6°C).

Heat index

For August, the heat index is estimated at a tropical 87.8°F (31°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

The months with the lowest humidity are April, July and August, with an average relative humidity of 76%.

Rainfall

In Leetsdale, in August, during 16.7 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 171.3 rainfall days, and 25.79" (655mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Leetsdale.

Daylight

In Leetsdale, Pennsylvania, the average length of the day in August is 13h and 44min.
On the first day of August, sunrise is at 6:18 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:54 pm EDT.

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 August in Leetsdale is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the maximum UV index of 5 translates into these guidelines:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures in Leetsdale?

August temperatures vary between a high-temperature of 81.7°F (27.6°C) and a low-temperature of 60.1°F (15.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 87.8°F (31°C).

What are the least humid months?

April, July and August, with an average relative humidity of 76%, are the least humid months.

What is the average humidity in August?

In August, the average relative humidity is 76%.

How many days does it rain in August?

In Leetsdale, during August, the rain falls for 16.7 days and regularly aggregates up to 1.93" (49mm) of precipitation.

When it does not snow?

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

How many hours of daylight does Leetsdale have in August?

The average day length in August in Leetsdale is 13h and 44min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:18 am and sunset at 8:35 pm. On the last day of the month, in Leetsdale, sunrise is at 6:47 am and sunset at 7:54 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 long on average sun shines in August?

The average sunshine duration in August is 10.2h.

What is the UV index reading in August?

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Leetsdale, PA

Average temperature in August - Leetsdale, PA
  • Average high temperature in August: 81.7°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in August: 60.1°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure in August
Leetsdale, PA

Average pressure in August - Leetsdale, PA
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Leetsdale, PA

Average wind speed in August - Leetsdale, 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
Leetsdale, PA

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

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (76%).

Average rainfall in August
Leetsdale, PA

Average rainfall in August - Leetsdale, PA
  • Average rainfall in August: 1.93"

The wettest month (with the highest rainfall) is April (2.72").
The driest month (with the least rainfall) is January (1.61").

Average rainfall days in August
Leetsdale, PA

Average rainfall days in August - Leetsdale, PA
  • Average rainfall days in August: 16.7 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in August
Leetsdale, PA

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

The month with the highest snowfall is January (3.54").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Leetsdale, PA

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

The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Leetsdale, 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: 2h and 54min).

Average sunshine days in August
Leetsdale, PA

Average sunshine days in August - Leetsdale, PA
  • Average sunshine days in August: 12.6 days

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (8.2 days).

Average UV index in August
Leetsdale, PA

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

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

Average cloud cover in August
Leetsdale, PA

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

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Leetsdale, PA

Average visibility in August - Leetsdale, 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).

Leetsdale, Pennsylvania, USA

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