September weather forecast
West Wyomissing, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in West Wyomissing, Pennsylvania, with an average temperature ranging between min 55.8°F (13.2°C) and max 74.5°F (23.6°C).

Temperature

The advent of September brings a subtle shift in temperature, with the average high moving from a warm 80.6°F (27°C) in August to a still moderately hot 74.5°F (23.6°C). During the nights in September, West Wyomissing experiences a consistent average temperature of 55.8°F (13.2°C).

Humidity

In West Wyomissing, the average relative humidity in September is 79%.

Rainfall

In September, the rain falls for 12.2 days. Throughout September, 2.13" (54mm) of precipitation is accumulated. Throughout the year, there are 155.7 rainfall days, and 30.83" (783mm) of precipitation is accumulated.

Snowfall

In West Wyomissing, Pennsylvania, snow does not fall in June through September.

Daylight

In September, the average length of the day in West Wyomissing is 12h and 27min.
On the first day of September in West Wyomissing, sunrise is at 6:32 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:47 pm EDT.

Sunshine

The average sunshine in September in West Wyomissing is 8.8h.

UV index

In West Wyomissing, Pennsylvania, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 4 in September translates into this advice:
Guard yourself - Precautionary measures against sun damage are advocated. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What is the temperature in September in West Wyomissing?

In West Wyomissing, in September, the average high-temperature is 74.5°F (23.6°C), and the average low-temperature is 55.8°F (13.2°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 86°F (30°C).

What is the average humidity in September in West Wyomissing?

In September, the average relative humidity is 79%.

How many days does it rain in September in West Wyomissing?

In West Wyomissing, Pennsylvania, in September, it is raining for 12.2 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in West Wyomissing?

In West Wyomissing, Pennsylvania, snow does not fall in June through September.

Does it snow in West Wyomissing in September?

In West Wyomissing, Pennsylvania, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in West Wyomissing?

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

When is the sunrise / sunset in September in West Wyomissing?

In September, on the first day of the month, sunrise is at 6:32 am and sunset at 7:35 pm. On the last day of the month, in West Wyomissing, Pennsylvania, sunrise is at 7:00 am and sunset at 6:47 pm EDT.

How long on average sun shines in September in West Wyomissing?

In West Wyomissing, Pennsylvania, the average sunshine duration in September is 8.8h.

What is the UV index reading in September in West Wyomissing?

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

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

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in September: 55.8°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in September
West Wyomissing, PA

Average pressure in September - West Wyomissing, PA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
West Wyomissing, PA

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

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in September
West Wyomissing, PA

Average humidity in September - West Wyomissing, PA
  • Average humidity in September: 79%

The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in September
West Wyomissing, PA

Average rainfall in September - West Wyomissing, PA
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is February (2.05").

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Average rainfall days in September
West Wyomissing, PA

Average rainfall days in September - West Wyomissing, PA
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in September
West Wyomissing, PA

Average snowfall in September - West Wyomissing, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.58").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
West Wyomissing, PA

Average snowfall days in September - West Wyomissing, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.4 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
West Wyomissing, PA

Average daylight in September / Average sunshine in September - West Wyomissing, 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 5min

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 36min).

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Average sunshine days in September
West Wyomissing, PA

Average sunshine days in September - West Wyomissing, PA
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index in September
West Wyomissing, PA

Average UV index in September - West Wyomissing, PA
  • Average UV index in September: 4

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

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Average cloud cover in September
West Wyomissing, PA

Average cloud cover in September - West Wyomissing, PA
  • Average cloud cover in September: 38

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in September
West Wyomissing, PA

Average visibility in September - West Wyomissing, PA
  • Average visibility in September: 5mi

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

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West Wyomissing, Pennsylvania, USA

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