September weather forecast
West Reading, PA

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Weather in September

September, the first month of the autumn in West Reading, is still a warm month, with an average temperature ranging between min 55.8°F (13.2°C) and max 74.5°F (23.6°C).

Temperature

As August transitions into September, West Reading sees a gentle drop in the average high-temperature, transitioning from a moderately hot 80.6°F (27°C) to a still warm 74.5°F (23.6°C). During the nights in September, the temperature in West Reading averages to a refreshing 55.8°F (13.2°C).

Humidity

In September, the average relative humidity is 79%.

Rainfall

In West Reading, in September, during 12.2 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In West Reading, during the entire year, the rain falls for 155.7 days and collects up to 30.83" (783mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:35 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:47 pm EDT.

Sunshine

In West Reading, the average sunshine in September is 8.8h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 4 during September morphs into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

What is the average September temperature in West Reading?

September temperatures vary between a high-temperature of 74.5°F (23.6°C) and a low-temperature of 55.8°F (13.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 79%.

How much does it rain in September?

In September, the rain falls for 12.2 days. Throughout September, 2.13" (54mm) of precipitation is accumulated.

When it does not snow in West Reading?

June through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

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 6:31 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:47 pm EDT.

How many hours of sunshine does West Reading have in September?

The average sunshine duration in September in West Reading is 8.8h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 4. A UV Index estimate 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
West Reading, PA

Average temperature in September - West Reading, 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).

Average pressure in September
West Reading, PA

Average pressure in September - West Reading, 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).

Average wind speed in September
West Reading, PA

Average wind speed in September - West Reading, 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).

Average humidity in September
West Reading, PA

Average humidity in September - West Reading, 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%).

Average rainfall in September
West Reading, PA

Average rainfall in September - West Reading, 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").

Average rainfall days in September
West Reading, PA

Average rainfall days in September - West Reading, 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).

Average snowfall in September
West Reading, PA

Average snowfall in September - West Reading, 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").

Average snowfall days in September
West Reading, PA

Average snowfall days in September - West Reading, 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).

Average daylight in September /
Average sunshine in September
West Reading, PA

Average daylight in September / Average sunshine in September - West Reading, 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).

Average sunshine days in September
West Reading, PA

Average sunshine days in September - West Reading, 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).

Average UV index in September
West Reading, PA

Average UV index in September - West Reading, 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).

Average cloud cover in September
West Reading, PA

Average cloud cover in September - West Reading, 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).

Average visibility in September
West Reading, PA

Average visibility in September - West Reading, 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).

West Reading, Pennsylvania, USA

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