September weather forecast
Churchill, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Churchill, Pennsylvania, with temperature in the range of an average high of 75.6°F (24.2°C) and an average low of 55.6°F (13.1°C).

Temperature

September brings a slight decrease in the average high-temperature, shifting from a warm 81.9°F (27.7°C) in August to a still moderately hot 75.6°F (24.2°C). Churchill's nights in September experience an average temperature drop to a mild 55.6°F (13.1°C).

Humidity

In September, the average relative humidity is 77%.

Rainfall

In Churchill, Pennsylvania, in September, it is raining for 14.3 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, there are 182.2 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of September, sunrise is at 6:47 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:02 pm EDT.

Sunshine

The average sunshine in September is 8.4h.

UV index

In Churchill, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 4 in September translates into the following instructions:
Guard yourself - Precautionary measures against sun damage are advocated. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

What is the temperature in September?

The average high-temperature, in September, in Churchill, is 75.6°F (24.2°C), while the average low-temperature is 55.6°F (13.1°C). In August, 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, is evaluated at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 77%.

How many days does it rain in September?

In Churchill, in September, during 14.3 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Churchill have in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:47 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:02 pm EDT.

How many hours of sunshine does Churchill have in September?

The average sunshine duration in September is 8.4h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 4. A UV Index 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
Churchill, PA

Average temperature in September - Churchill, PA
  • Average high temperature in September: 75.6°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in September: 55.6°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in September
Churchill, PA

Average pressure in September - Churchill, PA
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Churchill, PA

Average wind speed in September - Churchill, PA
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in September
Churchill, PA

Average humidity in September - Churchill, PA
  • Average humidity in September: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

Average rainfall in September
Churchill, PA

Average rainfall in September - Churchill, PA
  • Average rainfall in September: 2.6"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in September
Churchill, PA

Average rainfall days in September - Churchill, PA
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (21 days).
The month with the least rainy days is February (10.4 days).

Average snowfall in September
Churchill, PA

Average snowfall in September - Churchill, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Churchill, PA

Average snowfall days in September - Churchill, 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
Churchill, PA

Average daylight in September / Average sunshine in September - Churchill, 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 month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in September
Churchill, PA

Average sunshine days in September - Churchill, PA
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is November (14.8 days).
The month with the least sunshine days is January (7.4 days).

Average UV index in September
Churchill, PA

Average UV index in September - Churchill, PA
  • Average UV index in September: 4

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

Average cloud cover in September
Churchill, PA

Average cloud cover in September - Churchill, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Churchill, PA

Average visibility in September - Churchill, PA
  • Average visibility in September: 5mi

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

Churchill, Pennsylvania, USA

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