September weather forecast
South Fork, PA

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Weather in September

The first month of the autumn, September, is still a pleasant month in South Fork, Pennsylvania, with temperature in the range of an average low of 52.7°F (11.5°C) and an average high of 72°F (22.2°C).

Temperature

September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a warm 77.9°F (25.5°C) in August to an agreeable 72°F (22.2°C). South Fork sees an average low-temperature of 52.7°F (11.5°C) during September.

Humidity

The average relative humidity in September in South Fork is 80%.

Rainfall

In South Fork, in September, it is raining for 9.4 days, with typically 1.22" (31mm) of accumulated precipitation. In South Fork, during the entire year, the rain falls for 128.8 days and collects up to 22.95" (583mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:43 am and sunset at 7:46 pm. On the last day of September, in South Fork, Pennsylvania, sunrise is at 7:11 am and sunset at 6:58 pm EDT.

Sunshine

In South Fork, the average sunshine in September is 8.4h.

UV index

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 3 in September leads to these guidelines:
Adopt protective measures - It is advised to guard against sun damage. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What are the temperatures in South Fork in September?

The average high-temperature and low-temperature in South Fork during September are 72°F (22.2°C) and 52.7°F (11.5°C) respectively.

What is the average humidity in September in South Fork?

In South Fork, Pennsylvania, the average relative humidity in September is 80%.

How many days does it rain in September in South Fork?

In South Fork, in September, during 9.4 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

When it does not snow in South Fork?

In South Fork, snow does not fall in June through September.

Does it snow in South Fork in September?

In South Fork, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in South Fork?

In September, the average day length is 12h and 27min.

When is the sunrise / sunset in September in South Fork?

On the first day of September in South Fork, sunrise is at 6:43 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:58 pm EDT.

How many hours of sunshine does South Fork have in September?

In September, the average sunshine duration is 8.4h.

What is the UV index intensity in September in South Fork?

In South Fork, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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 September
South Fork, PA

Average temperature in September - South Fork, PA
  • Average high temperature in September: 72°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in September
South Fork, PA

Average pressure in September - South Fork, PA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
South Fork, PA

Average wind speed in September - South Fork, PA
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in September
South Fork, PA

Average humidity in September - South Fork, PA
  • Average humidity in September: 80%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and July (78%).

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Average rainfall in September
South Fork, PA

Average rainfall in September - South Fork, PA
  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is February (2.68").
The driest month (with the least rainfall) is August (1.1").

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Average rainfall days in September
South Fork, PA

Average rainfall days in September - South Fork, PA
  • Average rainfall days in September: 9.4 days

The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is November (7 days).

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Average snowfall in September
South Fork, PA

Average snowfall in September - South Fork, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (7.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
South Fork, PA

Average snowfall days in September - South Fork, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
South Fork, PA

Average daylight in September / Average sunshine in September - South Fork, 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 18min).

  • Average sunshine in September: 8h and 2min

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

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Average sunshine days in September
South Fork, PA

Average sunshine days in September - South Fork, PA
  • Average sunshine days in September: 19.4 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is January (8.3 days).

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Average UV index in September
South Fork, PA

Average UV index in September - South Fork, PA
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in September
South Fork, PA

Average cloud cover in September - South Fork, PA
  • Average cloud cover in September: 42

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in September
South Fork, PA

Average visibility in September - South Fork, PA
  • Average visibility in September: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

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South Fork, Pennsylvania, USA

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