September weather forecast
Vanderbilt, PA

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Weather in September

September, the first month of the autumn in Vanderbilt, is still a warm month, with an average temperature varying between 74.5°F (23.6°C) and 54°F (12.2°C).

Temperature

During the shift to September, a minor reduction in average high-temperature is observed, shifting from a warm 80.4°F (26.9°C) in August to a still moderately hot 74.5°F (23.6°C). September's average low-temperature reading settles at a cool 54°F (12.2°C).

Humidity

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

Rainfall

The months with the least rainfall in Vanderbilt are September and November Rain falls for 11.5 days and accumulates 0.91" (23mm) of rain.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:47 am and sunset at 7:49 pm. On the last day of September, sunrise is at 7:14 am and sunset at 7:02 pm EDT.

Sunshine

In Vanderbilt, the average sunshine in September is 8.6h.

UV index

In September, the average daily maximum UV index in Vanderbilt is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What are the temperatures in Vanderbilt in September?

September temperatures vary between a high-temperature of 74.5°F (23.6°C) and a low-temperature of 54°F (12.2°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in September in Vanderbilt?

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

What is the driest month in Vanderbilt?

September and November are months with the least rain in Vanderbilt when the rain falls for 11.5 days and typically aggregates up to 0.91" (23mm) of rain.

How many days does it rain in September in Vanderbilt?

In Vanderbilt, Pennsylvania, in September, it is raining for 11.5 days, with typically 0.91" (23mm) of accumulated precipitation.

When it does not snow in Vanderbilt?

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

Does it snow in Vanderbilt in September?

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

How many hours of daylight does Vanderbilt have in September?

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

What time are sunrise and sunset in September in Vanderbilt?

On the first day of September in Vanderbilt, sunrise is at 6:47 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:02 pm EDT.

How many hours of sunshine does Vanderbilt have in September?

In Vanderbilt, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Vanderbilt?

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

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in September: 54°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in September
Vanderbilt, PA

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Vanderbilt, PA

Average wind speed in September - Vanderbilt, PA
  • Average wind speed in September: 5.3mph

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

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Average humidity in September
Vanderbilt, PA

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

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (77%).

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Average rainfall in September
Vanderbilt, PA

Average rainfall in September - Vanderbilt, PA
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is May (1.97").
The driest months (with the least rainfall) are September and November (0.91").

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Average rainfall days in September
Vanderbilt, PA

Average rainfall days in September - Vanderbilt, PA
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall in September
Vanderbilt, PA

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

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

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Average snowfall days in September
Vanderbilt, PA

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

The month with the highest number of snowfall days is January (15.9 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
Vanderbilt, PA

Average daylight in September / Average sunshine in September - Vanderbilt, 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 August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in September
Vanderbilt, PA

Average sunshine days in September - Vanderbilt, PA
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is January (8.6 days).

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Average UV index in September
Vanderbilt, PA

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

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

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Average cloud cover in September
Vanderbilt, PA

Average cloud cover in September - Vanderbilt, PA
  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in September
Vanderbilt, PA

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

The month with the highest visibility is April (6mi).
The month with the lowest visibility is January (4mi).

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Vanderbilt, Pennsylvania, USA

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