August weather forecast
Westport, PA

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Weather in August

The last month of the summer, August, is another warm month in Westport, Pennsylvania, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 78.6°F (25.9°C).

Temperature

With the onset of August, the average high-temperature registers at a still moderately hot 78.6°F (25.9°C), subtly different from July's 81°F (27.2°C). Despite a noticeable differential from daytime highs, Westport notes an average nighttime low-temperature of 55.2°F (12.9°C) in August.

Humidity

The average relative humidity in August is 79%.

Rainfall

In August, the rain falls for 15.9 days. Throughout August, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 179.8 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 13h and 47min.
On the first day of August, sunrise is at 6:07 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:45 pm EDT.

Sunshine

In Westport, the average sunshine in August is 9.7h.

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 5 in August leads to these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. To guard against the harmful effects of the Sun, minimize exposure during midday. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

In August, the average high-temperature and low-temperature are 78.6°F (25.9°C) and 55.2°F (12.9°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 86°F (30°C).

What is the average humidity in August?

In August, the average relative humidity is 79%.

How many days does it rain in August?

In Westport, during August, the rain falls for 15.9 days and regularly aggregates up to 2.28" (58mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Westport have in August?

The average day length in August is 13h and 47min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:07 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:45 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.7h.

What is the UV index intensity in August?

In Westport, the average daily maximum UV index in August is 5. A UV Index 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
Westport, PA

Average temperature in August - Westport, PA
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in August: 55.2°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

Average pressure in August
Westport, PA

Average pressure in August - Westport, PA
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Westport, PA

Average wind speed in August - Westport, PA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in August
Westport, PA

Average humidity in August - Westport, PA
  • Average humidity in August: 79%

The months with the highest relative humidity are February and December (86%).
The month with the lowest relative humidity is July (77%).

Average rainfall in August
Westport, PA

Average rainfall in August - Westport, PA
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is November (2.2").

Average rainfall days in August
Westport, PA

Average rainfall days in August - Westport, PA
  • Average rainfall days in August: 15.9 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (11.1 days).

Average snowfall in August
Westport, PA

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

The month with the highest snowfall is January (7.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Westport, PA

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

The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Westport, PA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 12min).

Average sunshine days in August
Westport, PA

Average sunshine days in August - Westport, PA
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (7.7 days).

Average UV index in August
Westport, PA

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

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

Average cloud cover in August
Westport, PA

Average cloud cover in August - Westport, PA
  • Average cloud cover in August: 40

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 39).

Average visibility in August
Westport, PA

Average visibility in August - Westport, PA
  • Average visibility in August: 5mi

The months with the highest visibility are March, April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, September and December (4mi).

Westport, Pennsylvania, USA

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