September weather forecast
Concordville, PA

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Weather in September

The first month of the autumn, September, is still a warm month in Concordville, Pennsylvania, with an average temperature fluctuating between 60.1°F (15.6°C) and 76.3°F (24.6°C).

Temperature

With the onset of September, Concordville's climate undergoes a slight change as the average high-temperature moves from 83.1°F (28.4°C) in August to a still moderately hot 76.3°F (24.6°C). During September, Concordville sees a mean low-temperature of 60.1°F (15.6°C).

Humidity

In Concordville, the average relative humidity in September is 76%.

Rainfall

In Concordville, during September, the rain falls for 13.6 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 166.6 rainfall days, and 35.59" (904mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Concordville, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:30 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:45 pm EDT.

Sunshine

The average sunshine in September is 8.7h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 5 in September leads to these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Concordville in September?

In September, in Concordville, the average high-temperature is 76.3°F (24.6°C), and the average low-temperature is 60.1°F (15.6°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 89.6°F (32°C).

What is the average humidity in September?

In Concordville, the average relative humidity in September is 76%.

How many days does it rain in September?

In Concordville, during September, the rain falls for 13.6 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When it does not snow?

In Concordville, snow does not fall in June through September.

Does it snow in September?

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

How many hours of daylight does Concordville have in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:30 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:45 pm EDT.

How many hours of sunshine does Concordville have in September?

In September, the average sunshine duration in Concordville is 8.7h.

What is the UV index reading in September?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Concordville, PA

Average temperature in September - Concordville, PA
  • Average high temperature in September: 76.3°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

Average pressure in September
Concordville, PA

Average pressure in September - Concordville, PA
  • Average pressure in September: 30.05"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).

Average wind speed in September
Concordville, PA

Average wind speed in September - Concordville, PA
  • Average wind speed in September: 5.8mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in September
Concordville, PA

Average humidity in September - Concordville, 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%).

Average rainfall in September
Concordville, PA

Average rainfall in September - Concordville, PA
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (2.36").

Average rainfall days in September
Concordville, PA

Average rainfall days in September - Concordville, PA
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in September
Concordville, PA

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

The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Concordville, PA

Average snowfall days in September - Concordville, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Concordville, PA

Average daylight in September / Average sunshine in September - Concordville, 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 48min).

Average sunshine days in September
Concordville, PA

Average sunshine days in September - Concordville, PA
  • Average sunshine days in September: 14.1 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (10 days).

Average UV index in September
Concordville, PA

Average UV index in September - Concordville, PA
  • Average UV index in September: 5

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).

Average cloud cover in September
Concordville, PA

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

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Concordville, PA

Average visibility in September - Concordville, 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).

Concordville, Pennsylvania, USA

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