September weather forecast
Sours Mills, PA

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Weather in September

September, the first month of the autumn in Sours Mills, is also a moderately hot month, with an average temperature fluctuating between 73.8°F (23.2°C) and 54.5°F (12.5°C).

Temperature

Sours Mills in September experiences a gentle temperature dip, with average high-temperatures reducing from 80.2°F (26.8°C) in August to a still warm 73.8°F (23.2°C). The average nighttime temperature lowers to a fresh 54.5°F (12.5°C) throughout September.

Humidity

In Sours Mills, the average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall in Sours Mills. Rain falls for 12.2 days and accumulates 2.01" (51mm) of precipitation.

Snowfall

In Sours Mills, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:33 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:44 pm EDT.

Sunshine

In September, the average sunshine in Sours Mills is 8.7h.

UV index

In Sours Mills, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: In September, an average UV index of 4 transforms into the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What is the usual temperature for Sours Mills in September?

In Sours Mills, in September, the average high-temperature is 73.8°F (23.2°C), and the average low-temperature is 54.5°F (12.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in July is appraised at 89.6°F (32°C).

What is the average humidity in September in Sours Mills?

In September, the average relative humidity in Sours Mills is 79%.

What is the driest month in Sours Mills?

September is the month with the least rainfall in Sours Mills, Pennsylvania. Rain falls for 12.2 days and accumulates 2.01" (51mm) of precipitation.

How much does it rain in Sours Mills in September?

In September, in Sours Mills, Pennsylvania, the rain falls for 12.2 days. Throughout September, 2.01" (51mm) of precipitation is accumulated.

When it does not snow in Sours Mills?

June through September are months without snowfall in Sours Mills.

Does it snow in Sours Mills in September?

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

How many hours of daylight does Sours Mills have in September?

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

When is the sunrise / sunset in September in Sours Mills?

On the first day of September, sunrise is at 6:28 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:44 pm EDT.

How many hours of sunshine does Sours Mills have in September?

In Sours Mills, Pennsylvania, the average sunshine duration in September is 8.7h.

How high is the UV index in September in Sours Mills?

The average daily maximum UV index in September in Sours Mills is 4. A UV Index reading of 3 to 5 represents 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
Sours Mills, PA

Average temperature in September - Sours Mills, PA
  • Average high temperature in September: 73.8°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in September: 54.5°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

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Average pressure in September
Sours Mills, PA

Average pressure in September - Sours Mills, 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
Sours Mills, PA

Average wind speed in September - Sours Mills, PA
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in September
Sours Mills, PA

Average humidity in September - Sours Mills, PA
  • Average humidity in September: 79%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in September
Sours Mills, PA

Average rainfall in September - Sours Mills, PA
  • Average rainfall in September: 2.01"

The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in September
Sours Mills, PA

Average rainfall days in September - Sours Mills, PA
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (9.9 days).

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Average snowfall in September
Sours Mills, PA

Average snowfall in September - Sours Mills, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Sours Mills, PA

Average snowfall days in September - Sours Mills, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.6 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
Sours Mills, PA

Average daylight in September / Average sunshine in September - Sours Mills, PA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in September
Sours Mills, PA

Average sunshine days in September - Sours Mills, PA
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in September
Sours Mills, PA

Average UV index in September - Sours Mills, PA
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
Sours Mills, PA

Average cloud cover in September - Sours Mills, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in September
Sours Mills, PA

Average visibility in September - Sours Mills, PA
  • Average visibility in September: 5mi

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

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Sours Mills, Pennsylvania, USA

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