September weather forecast
Shirks Corner, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Shirks Corner, Pennsylvania, with an average temperature fluctuating between 75.4°F (24.1°C) and 57.2°F (14°C).

Temperature

During the shift to September, a minor reduction in average high-temperature is observed, shifting from 81.9°F (27.7°C) in August to a still warm 75.4°F (24.1°C). During September nights, Shirks Corner witnesses a consistent average temperature of 57.2°F (14°C).

Humidity

The average relative humidity in September is 78%.

Rainfall

In Shirks Corner, in September, during 11 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, in Shirks Corner, Pennsylvania, there are 128.6 rainfall days, and 15.16" (385mm) of precipitation is accumulated.

Snowfall

In Shirks Corner, Pennsylvania, snow does not fall in June through October.

Daylight

In September, the average length of the day in Shirks Corner is 12h and 27min.
On the first day of September in Shirks Corner, sunrise is at 6:29 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:45 pm EDT.

Sunshine

The average sunshine in September in Shirks Corner is 8.7h.

UV index

In Shirks Corner, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 4 suggests this advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What are the temperatures in Shirks Corner in September?

In September, in Shirks Corner, the average high-temperature is 75.4°F (24.1°C), and the average low-temperature is 57.2°F (14°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 87.8°F (31°C).

What is the average humidity in September in Shirks Corner?

In Shirks Corner, Pennsylvania, the average relative humidity in September is 78%.

How many days does it rain in September in Shirks Corner?

In September, the rain falls for 11 days. Throughout September, 0.91" (23mm) of precipitation is accumulated.

When it does not snow in Shirks Corner?

In Shirks Corner, Pennsylvania, snow does not fall in June through October.

How many hours of daylight does Shirks Corner have in September?

The average day length in September in Shirks Corner is 12h and 27min.

When are sunrise and sunset in September in Shirks Corner?

On the first day of September in Shirks Corner, Pennsylvania, sunrise is at 6:29 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:45 pm EDT.

How many hours of sunshine does Shirks Corner have in September?

The average sunshine duration in September in Shirks Corner, Pennsylvania, is 8.7h.

What is the UV index intensity in September in Shirks Corner?

The average daily maximum UV index in September in Shirks Corner 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
Shirks Corner, PA

Average temperature in September - Shirks Corner, PA
  • Average high temperature in September: 75.4°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in September
Shirks Corner, PA

Average pressure in September - Shirks Corner, PA
  • Average pressure in September: 30.06"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).

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Average wind speed in September
Shirks Corner, PA

Average wind speed in September - Shirks Corner, PA
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in September
Shirks Corner, PA

Average humidity in September - Shirks Corner, PA
  • Average humidity in September: 78%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in September
Shirks Corner, PA

Average rainfall in September - Shirks Corner, PA
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.87").

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Average rainfall days in September
Shirks Corner, PA

Average rainfall days in September - Shirks Corner, PA
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is January (5.7 days).

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Average snowfall in September
Shirks Corner, PA

Average snowfall in September - Shirks Corner, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (1.46").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Shirks Corner, PA

Average snowfall days in September - Shirks Corner, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.3 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
Shirks Corner, PA

Average daylight in September / Average sunshine in September - Shirks Corner, 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 July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in September
Shirks Corner, PA

Average sunshine days in September - Shirks Corner, PA
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in September
Shirks Corner, PA

Average UV index in September - Shirks Corner, PA
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in September
Shirks Corner, PA

Average cloud cover in September - Shirks Corner, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in September
Shirks Corner, PA

Average visibility in September - Shirks Corner, PA
  • Average visibility in September: 5mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

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Shirks Corner, Pennsylvania, USA

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