September weather forecast
Pottsville, PA

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Weather in September

September ushers in the beginning of autumn in Pottsville. Although there's a decline in temperature, the weather remains generally mild and quite agreeable. The absence of snowfall continues from August into September, maintaining clear roads and pavements. It's a pleasant period weather-wise, providing a suitable environment for outdoor recreation and activities.

Temperature

September signals a slight drop in average high-temperature, sliding from August's warm 79°F (26.1°C) to an agreeable 73°F (22.8°C). The temperature in Pottsville lowers to an average of 53.6°F (12°C) during September nights.

Humidity

The average relative humidity in September in Pottsville is 80%.

Rainfall

September is the month with the least rainfall in Pottsville, Pennsylvania. Rain falls for 12.7 days and accumulates 2.09" (53mm) of precipitation.

Snowfall

June through September are months without snowfall in Pottsville.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of September, sunrise is at 6:32 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:48 pm EDT.

Sunshine

In Pottsville, the average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in September in Pottsville is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, a regular UV index of 4 translates into these guidelines:
Take necessary precautions - Protection from skin and eye injury is mandatory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What are September temperatures in Pottsville?

The high-temperature, in September, in Pottsville, is 73°F (22.8°C), while the low-temperature averages to 53.6°F (12°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in July is evaluated at 87.8°F (31°C).

What is the average humidity in September in Pottsville?

In Pottsville, Pennsylvania, the average relative humidity in September is 80%.

What is the driest month in Pottsville?

September is the month with the least rainfall in Pottsville, Pennsylvania. Rain falls for 12.7 days and accumulates 2.09" (53mm) of precipitation.

How many days does it rain in September in Pottsville?

In Pottsville, in September, it is raining for 12.7 days, with typically 2.09" (53mm) of accumulated precipitation.

When it does not snow in Pottsville?

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

Does it snow in Pottsville in September?

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

How many hours of daylight does Pottsville have in September?

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

When are sunrise and sunset in September in Pottsville?

In September, on the first day of the month, sunrise is at 6:32 am and sunset at 7:36 pm. On the last day of the month, in Pottsville, sunrise is at 7:01 am and sunset at 6:48 pm EDT.

How many hours of sunshine does Pottsville have in September?

In Pottsville, the average sunshine duration in September is 8.8h.

What is the UV index reading in September in Pottsville?

In September, the average daily maximum UV index in Pottsville is 4. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Pottsville, PA

Average temperature in September - Pottsville, PA
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in September: 53.6°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in September
Pottsville, PA

Average pressure in September - Pottsville, 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
Pottsville, PA

Average wind speed in September - Pottsville, PA
  • Average wind speed in September: 5.5mph

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
Pottsville, PA

Average humidity in September - Pottsville, PA
  • Average humidity in September: 80%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in September
Pottsville, PA

Average rainfall in September - Pottsville, PA
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (2.09").

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Average rainfall days in September
Pottsville, PA

Average rainfall days in September - Pottsville, PA
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is May (18.7 days).
The months with the least rainy days are January and November (10.8 days).

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Average snowfall in September
Pottsville, PA

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

The month with the highest snowfall is January (5.47").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Pottsville, PA

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

The month with the highest number of snowfall days is January (11.8 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
Pottsville, PA

Average daylight in September / Average sunshine in September - Pottsville, PA
  • Average daylight in September: 12h and 3min

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 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 24min).

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Average sunshine days in September
Pottsville, PA

Average sunshine days in September - Pottsville, PA
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is May (9.6 days).

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Average UV index in September
Pottsville, PA

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

The month with the highest UV index is 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
Pottsville, PA

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

The months with the most cloud cover are February and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in September
Pottsville, PA

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

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

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Pottsville, Pennsylvania, USA

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