September weather forecast
Jenningsville, PA

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Weather in September

The first month of the autumn, September, is still a pleasant month in Jenningsville, Pennsylvania, with an average temperature varying between 71.6°F (22°C) and 50.9°F (10.5°C).

Temperature

A minor decrease in the average high-temperature is observed during September, shifting from a moderately hot 78.4°F (25.8°C) in August to a pleasant 71.6°F (22°C). Throughout September, an average nighttime temperature of 50.9°F (10.5°C) is experienced.

Humidity

The average relative humidity in September is 80%.

Rainfall

In Jenningsville, during September, the rain falls for 12.1 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Jenningsville, during the entire year, the rain falls for 153.7 days and collects up to 28.35" (720mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:47 pm EDT.

Sunshine

In September, the average sunshine in Jenningsville is 8.5h.

UV index

The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 3 suggests these recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Jenningsville in September?

An average high-temperature, in September, in Jenningsville, is 71.6°F (22°C) and the average low-temperature is 50.9°F (10.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in July is calculated to be 86°F (30°C).

What is the average humidity in September?

In Jenningsville, the average relative humidity in September is 80%.

How many days does it rain in September in Jenningsville?

In Jenningsville, in September, it is raining for 12.1 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow?

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

Does it snow in September?

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

How many hours of daylight does Jenningsville have in September?

In Jenningsville, the average day length in September is 12h and 28min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:31 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:47 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.5h.

What is the UV index reading in September?

The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health risk 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
Jenningsville, PA

Average temperature in September - Jenningsville, PA
  • Average high temperature in September: 71.6°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in September: 50.9°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in September
Jenningsville, PA

Average pressure in September - Jenningsville, PA
  • Average pressure in September: 30.07"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
Jenningsville, PA

Average wind speed in September - Jenningsville, PA
  • Average wind speed in September: 5.7mph

The windiest months (with the highest average wind speed) are January, February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in September
Jenningsville, PA

Average humidity in September - Jenningsville, PA
  • Average humidity in September: 80%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).

Average rainfall in September
Jenningsville, PA

Average rainfall in September - Jenningsville, PA
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is January (1.77").

Average rainfall days in September
Jenningsville, PA

Average rainfall days in September - Jenningsville, PA
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (7 days).

Average snowfall in September
Jenningsville, PA

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

The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Jenningsville, PA

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

The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Jenningsville, 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 12min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in September
Jenningsville, PA

Average sunshine days in September - Jenningsville, PA
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in September
Jenningsville, PA

Average UV index in September - Jenningsville, PA
  • Average UV index in September: 3

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).

Average cloud cover in September
Jenningsville, PA

Average cloud cover in September - Jenningsville, PA
  • Average cloud cover in September: 43

The months with the most cloud cover are January, February and December (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 38).

Average visibility in September
Jenningsville, PA

Average visibility in September - Jenningsville, 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).

Jenningsville, Pennsylvania, USA

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