September weather forecast
Coal Center, PA

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Weather in September

The first month of the autumn, September, is still a warm 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 progression into September involves a minor drop in the average high-temperature, slightly receding from a warm 81.9°F (27.7°C) in August to a still moderately hot 75.4°F (24.1°C). Coal Center's average low-temperature for the month of September records at a fresh 55°F (12.8°C).

Humidity

The average relative humidity in September is 78%.

Rainfall

In Coal Center, in September, during 14.3 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. Throughout the year, there are 191.3 rainfall days, and 35.24" (895mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

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

Sunshine

The average sunshine in September 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 exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Undertake precautions - It is suggested to shield oneself from sunburn. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

What is the temperature in September?

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

What is the average humidity in September?

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

How much does it rain in September?

In Coal Center, in September, during 14.3 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

When it does not snow?

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

Does it snow in September?

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

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

The average day length in September is 12h and 26min.

What time are sunrise and sunset in September?

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?

The average sunshine duration in September is 8.7h.

What is the UV index intensity in September?

In Coal Center, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Coal Center, Pennsylvania, USA

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