September weather forecast
Red Cedar Hill, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Red Cedar Hill, Pennsylvania, with an average temperature varying between 76.5°F (24.7°C) and 59.9°F (15.5°C).

Temperature

In Red Cedar Hill, the average high-temperature in September gently drops from 83.1°F (28.4°C) in August to a still warm 76.5°F (24.7°C). Red Cedar Hill experiences an average low-temperature of 59.9°F (15.5°C) in month of September.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Red Cedar Hill, during September, the rain falls for 12.7 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, in Red Cedar Hill, there are 154.4 rainfall days, and 31.38" (797mm) of precipitation is accumulated.

Snowfall

In Red Cedar Hill, snow does not fall in June through October.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:27 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:42 pm EDT.

Sunshine

The average sunshine in September in Red Cedar Hill, Pennsylvania, is 8.8h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What are September temperatures in Red Cedar Hill?

In September, in Red Cedar Hill, the average high-temperature is 76.5°F (24.7°C), and the average low-temperature is 59.9°F (15.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 89.6°F (32°C).

What is the average humidity in September in Red Cedar Hill?

The average relative humidity in September in Red Cedar Hill, Pennsylvania, is 76%.

How many days does it rain in September in Red Cedar Hill?

In Red Cedar Hill, in September, during 12.7 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

When it does not snow in Red Cedar Hill?

June through October are months without snowfall in Red Cedar Hill.

What is the average length of the day in September in Red Cedar Hill?

In Red Cedar Hill, the average day length in September is 12h and 26min.

When is the sunrise / sunset in September in Red Cedar Hill?

On the first day of September, sunrise is at 6:27 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:42 pm EDT.

How many hours of sunshine does Red Cedar Hill have in September?

The average sunshine duration in September in Red Cedar Hill, Pennsylvania, is 8.8h.

What is the UV index reading in September in Red Cedar Hill?

In Red Cedar Hill, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Red Cedar Hill, PA

Average temperature in September - Red Cedar Hill, PA
  • Average high temperature in September: 76.5°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in September
Red Cedar Hill, PA

Average pressure in September - Red Cedar Hill, PA
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Red Cedar Hill, PA

Average wind speed in September - Red Cedar Hill, PA
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in September
Red Cedar Hill, PA

Average humidity in September - Red Cedar Hill, PA
  • Average humidity in September: 76%

The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in September
Red Cedar Hill, PA

Average rainfall in September - Red Cedar Hill, PA
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days in September
Red Cedar Hill, PA

Average rainfall days in September - Red Cedar Hill, PA
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8 days).

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Average snowfall in September
Red Cedar Hill, PA

Average snowfall in September - Red Cedar Hill, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.99").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Red Cedar Hill, PA

Average snowfall days in September - Red Cedar Hill, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Red Cedar Hill, PA

Average daylight in September / Average sunshine in September - Red Cedar Hill, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Red Cedar Hill, PA

Average sunshine days in September - Red Cedar Hill, PA
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.9 days).

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Average UV index in September
Red Cedar Hill, PA

Average UV index in September - Red Cedar Hill, 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, November and December (UV index 2).

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Average cloud cover in September
Red Cedar Hill, PA

Average cloud cover in September - Red Cedar Hill, PA
  • Average cloud cover in September: 37

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in September
Red Cedar Hill, PA

Average visibility in September - Red Cedar Hill, PA
  • Average visibility in September: 6mi

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

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Red Cedar Hill, Pennsylvania, USA

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