September weather forecast
Wescosville, PA

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Weather in September

September, the first month of the autumn in Wescosville, is still a warm month, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 74.5°F (23.6°C).

Temperature

September brings a slight decrease in temperature, down from 81.1°F (27.3°C) in August to a still moderately hot 74.5°F (23.6°C). Wescosville in September anticipates an average nighttime temperature of 55.2°F (12.9°C).

Humidity

In Wescosville, the average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.77" (45mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 27min.
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

In Wescosville, the average sunshine in September is 8.7h.

UV index

In Wescosville, 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 radiation for the ordinary person.
Note: In September, the maximum UV index of 4 transforms into these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What is the usual temperature for Wescosville in September?

September temperatures vary between a high-temperature of 74.5°F (23.6°C) and a low-temperature of 55.2°F (12.9°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

What is the driest month?

The month with the least rainfall in Wescosville is September, when the rain falls for 11.8 days and typically collects 1.77" (45mm) of precipitation.

How many days does it rain in September?

In Wescosville, in September, during 11.8 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Wescosville have in September?

In Wescosville, 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 6:30 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 Wescosville have in September?

In September, the average sunshine duration is 8.7h.

How high is the UV index in September?

In Wescosville, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Wescosville, PA

Average temperature in September - Wescosville, PA
  • Average high temperature in September: 74.5°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in September: 55.2°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in September
Wescosville, PA

Average pressure in September - Wescosville, 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).

Average wind speed in September
Wescosville, PA

Average wind speed in September - Wescosville, PA
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in September
Wescosville, PA

Average humidity in September - Wescosville, PA
  • Average humidity in September: 78%

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

Average rainfall in September
Wescosville, PA

Average rainfall in September - Wescosville, PA
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in September
Wescosville, PA

Average rainfall days in September - Wescosville, PA
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in September
Wescosville, PA

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

The month with the highest snowfall is March (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Wescosville, PA

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

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Wescosville, 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 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 24min).

Average sunshine days in September
Wescosville, PA

Average sunshine days in September - Wescosville, PA
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in September
Wescosville, PA

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September
Wescosville, PA

Average cloud cover in September - Wescosville, 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 33).

Average visibility in September
Wescosville, PA

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

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

Wescosville, Pennsylvania, USA

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