September weather forecast
Gladden, PA

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Weather in September

The first month of the autumn, September, is still a warm month in Gladden, Pennsylvania, with an average temperature fluctuating between 55.6°F (13.1°C) and 75.4°F (24.1°C).

Temperature

As August transitions into September, Gladden sees a gentle drop in the average high-temperature, transitioning from a warm 81.9°F (27.7°C) to a still moderately hot 75.4°F (24.1°C). Gladden experiences an average temperature drop to a mild 55.6°F (13.1°C) during September nights.

Humidity

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

Rainfall

In Gladden, in September, during 14.5 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Gladden, during the entire year, the rain falls for 170.6 days and collects up to 25.79" (655mm) of precipitation.

Snowfall

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

Daylight

In Gladden, the average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:52 pm. On the last day of September, sunrise is at 7:16 am and sunset at 7:04 pm EDT.

Sunshine

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

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: During September, 4 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Defending against sun damage is advocated. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What is the temperature in September in Gladden?

September temperatures in Gladden vary between a high-temperature of 75.4°F (24.1°C) and a low-temperature of 55.6°F (13.1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in September in Gladden?

In September, the average relative humidity is 78%.

How much does it rain in Gladden in September?

In Gladden, in September, during 14.5 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

When it does not snow in Gladden?

June through September are months without snowfall in Gladden.

Does it snow in Gladden in September?

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

How many hours of daylight does Gladden have in September?

In Gladden, Pennsylvania, the average day length in September is 12h and 27min.

What time are sunrise and sunset in September in Gladden?

In September, on the first day of the month, sunrise is at 6:48 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 7:04 pm EDT.

How many hours of sunshine does Gladden have in September?

In Gladden, the average sunshine duration in September is 8.5h.

What is the UV index intensity in September in Gladden?

In Gladden, Pennsylvania, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Gladden, PA

Average temperature in September - Gladden, PA
  • Average high temperature in September: 75.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in September: 55.6°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in September
Gladden, PA

Average pressure in September - Gladden, PA
  • Average pressure in September: 30.05"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
Gladden, PA

Average wind speed in September - Gladden, PA
  • Average wind speed in September: 5.1mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in September
Gladden, PA

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

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (76%).

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Average rainfall in September
Gladden, PA

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

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days in September
Gladden, PA

Average rainfall days in September - Gladden, PA
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in September
Gladden, PA

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

The month with the highest snowfall is January (3.66").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Gladden, PA

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

The month with the highest number of snowfall days is January (16.4 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
Gladden, PA

Average daylight in September / Average sunshine in September - Gladden, 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in September
Gladden, PA

Average sunshine days in September - Gladden, PA
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is November (16 days).
The month with the least sunshine days is February (8.3 days).

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Average UV index in September
Gladden, PA

Average UV index in September - Gladden, 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
Gladden, PA

Average cloud cover in September - Gladden, PA
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in September
Gladden, PA

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

The months with the highest visibility are April, August and November (6mi).
The month with the lowest visibility is February (4mi).

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Gladden, Pennsylvania, USA

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