September weather forecast
Port Vue, PA

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Weather in September

The first month of the autumn, September, is still a warm month in Port Vue, Pennsylvania, with an average temperature fluctuating between 75.4°F (24.1°C) and 55°F (12.8°C).

Temperature

The onset of September brings a small shift in high-temperatures, falling from a moderately hot 81.5°F (27.5°C) in August to a still warm 75.4°F (24.1°C). Port Vue records an average temperature drop to a fresh 55°F (12.8°C) in September.

Humidity

The average relative humidity in September in Port Vue, Pennsylvania, is 77%.

Rainfall

In Port Vue, Pennsylvania, in September, during 12.8 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Port Vue, Pennsylvania, during the entire year, the rain falls for 161.9 days and collects up to 19.29" (490mm) of precipitation.

Snowfall

In Port Vue, snow does not fall in May through September.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of September, sunrise is at 6:47 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:02 pm EDT.

Sunshine

In Port Vue, the average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 4 in September translates into this advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What are the temperatures in Port Vue in September?

The high-temperature during September is 75.4°F (24.1°C) and the low-temperature is 55°F (12.8°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in September in Port Vue?

In Port Vue, Pennsylvania, the average relative humidity in September is 77%.

How many days does it rain in September in Port Vue?

In Port Vue, Pennsylvania, during September, the rain falls for 12.8 days and regularly aggregates up to 1.38" (35mm) of precipitation.

When it does not snow in Port Vue?

May through September are months without snowfall in Port Vue, Pennsylvania.

Does it snow in Port Vue in September?

In Port Vue, Pennsylvania, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Port Vue have in September?

In September, the average day length in Port Vue, Pennsylvania, is 12h and 27min.

When is the sunrise / sunset in September in Port Vue?

On the first day of September in Port Vue, Pennsylvania, sunrise is at 6:47 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:02 pm EDT.

How long on average sun shines in September in Port Vue?

In September, the average sunshine duration in Port Vue is 8.7h.

What is the UV index reading in September in Port Vue?

In Port Vue, Pennsylvania, the average daily maximum UV index in September is 4. 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 September
Port Vue, PA

Average temperature in September - Port Vue, PA
  • Average high temperature in September: 75.4°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in September: 55°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in September
Port Vue, PA

Average pressure in September - Port Vue, PA
  • Average pressure in September: 30.05"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 September
Port Vue, PA

Average wind speed in September - Port Vue, PA
  • Average wind speed in September: 5.1mph

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).

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Average humidity in September
Port Vue, PA

Average humidity in September - Port Vue, PA
  • Average humidity in September: 77%

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

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Average rainfall in September
Port Vue, PA

Average rainfall in September - Port Vue, PA
  • Average rainfall in September: 1.38"

The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are January and November (1.14").

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Average rainfall days in September
Port Vue, PA

Average rainfall days in September - Port Vue, PA
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in September
Port Vue, PA

Average snowfall in September - Port Vue, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Port Vue, PA

Average snowfall days in September - Port Vue, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Port Vue, PA

Average daylight in September / Average sunshine in September - Port Vue, PA
  • Average daylight in September: 12h and 2min

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 September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in September
Port Vue, PA

Average sunshine days in September - Port Vue, PA
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is February (9 days).

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Average UV index in September
Port Vue, PA

Average UV index in September - Port Vue, PA
  • Average UV index in September: 4

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).

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Average cloud cover in September
Port Vue, PA

Average cloud cover in September - Port Vue, PA
  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in September
Port Vue, PA

Average visibility in September - Port Vue, PA
  • Average visibility in September: 5mi

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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Port Vue, Pennsylvania, USA

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