September weather forecast
Coal Center, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Coal Center, Pennsylvania, with an average temperature varying between 75.4°F (24.1°C) and 55°F (12.8°C).

Temperature

Coal Center's weather subtly changes with the onset of September, barely falling from a warm 81.9°F (27.7°C) in August to a still moderately hot 75.4°F (24.1°C). During September, Coal Center experiences a consistent low-temperature average of 55°F (12.8°C).

Humidity

In September, the average relative humidity is 78%.

Rainfall

In Coal Center, in September, during 14.3 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Coal Center, during the entire year, the rain falls for 191.3 days and collects up to 35.24" (895mm) of precipitation.

Snowfall

In Coal Center, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:50 pm. On the last day of September, in Coal Center, sunrise is at 7:15 am and sunset at 7:03 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In Coal Center, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the maximum UV index of 4 transforms into these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. 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 is the usual temperature for Coal Center in September?

In Coal Center, in September, the average high-temperature is 75.4°F (24.1°C), and the average low-temperature is 55°F (12.8°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in September in Coal Center?

In Coal Center, Pennsylvania, the average relative humidity in September is 78%.

How much does it rain in Coal Center in September?

In September, in Coal Center, the rain falls for 14.3 days. Throughout September, 2.4" (61mm) of precipitation is accumulated.

When it does not snow in Coal Center?

In Coal Center, snow does not fall in June through September.

Does it snow in Coal Center in September?

In Coal Center, Pennsylvania, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Coal Center have in September?

In Coal Center, the average day length in September is 12h and 26min.

When is the sunrise / sunset in September in Coal Center?

In September, on the first day of the month, sunrise is at 6:48 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:03 pm EDT.

How many hours of sunshine does Coal Center have in September?

In Coal Center, the average sunshine duration in September is 8.7h.

What is the UV index intensity in September in Coal Center?

In September, the average daily maximum UV index in Coal Center, Pennsylvania, is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Coal Center, PA

Average temperature in September - Coal Center, 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 (34°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 (21.2°F).

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Average pressure in September
Coal Center, PA

Average pressure in September - Coal Center, PA
  • Average pressure in September: 30.05"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
Coal Center, PA

Average wind speed in September - Coal Center, PA
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in September
Coal Center, PA

Average humidity in September - Coal Center, PA
  • Average humidity in September: 78%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (76%).

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Average rainfall in September
Coal Center, PA

Average rainfall in September - Coal Center, PA
  • Average rainfall in September: 2.4"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is November (2.13").

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Average rainfall days in September
Coal Center, PA

Average rainfall days in September - Coal Center, PA
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (21.8 days).
The months with the least rainy days are January and February (11.7 days).

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Average snowfall in September
Coal Center, PA

Average snowfall in September - Coal Center, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (6.26").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Coal Center, PA

Average snowfall days in September - Coal Center, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (17.8 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
Coal Center, PA

Average daylight in September / Average sunshine in September - Coal Center, 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 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in September
Coal Center, PA

Average sunshine days in September - Coal Center, PA
  • Average sunshine days in September: 13.7 days

The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is January (6.8 days).

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Average UV index in September
Coal Center, PA

Average UV index in September - Coal Center, PA
  • Average UV index in September: 4

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

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Average cloud cover in September
Coal Center, PA

Average cloud cover in September - Coal Center, 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 33).

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Average visibility in September
Coal Center, PA

Average visibility in September - Coal Center, PA
  • Average visibility in September: 5mi

The months with the highest visibility are April, August and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Coal Center, Pennsylvania, USA

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