September weather forecast
Jones Mills, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Jones Mills, Pennsylvania, with an average temperature fluctuating between 73.6°F (23.1°C) and 53.4°F (11.9°C).

Temperature

The beginning of September brings a minor change in the average high-temperature, shifting from 79.3°F (26.3°C) in August to a still moderately hot 73.6°F (23.1°C). Jones Mills experiences an average temperature drop to a fresh 53.4°F (11.9°C) during September nights.

Humidity

In Jones Mills, the average relative humidity in September is 79%.

Rainfall

In Jones Mills, in September, during 15.9 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. Throughout the year, in Jones Mills, there are 179.1 rainfall days, and 33.43" (849mm) of precipitation is accumulated.

Snowfall

In Jones Mills, snow does not fall in June through September.

Daylight

In September, the average length of the day in Jones Mills is 12h and 26min.
On the first day of the month, sunrise is at 6:45 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:13 am and sunset at 7:00 pm EDT.

Sunshine

In Jones Mills, the average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index in Jones Mills is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, an average UV index of 4 transforms into the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What are the temperatures in Jones Mills in September?

The high-temperature in Jones Mills, Pennsylvania, during September is 73.6°F (23.1°C) and the low-temperature is 53.4°F (11.9°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 86°F (30°C).

What is the average humidity in September in Jones Mills?

In September, the average relative humidity in Jones Mills is 79%.

How many days does it rain in September in Jones Mills?

In Jones Mills, Pennsylvania, in September, during 15.9 rainfall days, 2.13" (54mm) of precipitation is typically accumulated.

When it does not snow in Jones Mills?

June through September are months without snowfall in Jones Mills.

Does it snow in Jones Mills in September?

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

What is the average length of the day in September in Jones Mills?

In Jones Mills, the average day length in September is 12h and 26min.

When are sunrise and sunset in September in Jones Mills?

On the first day of September in Jones Mills, Pennsylvania, sunrise is at 6:45 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:00 pm EDT.

How many hours of sunshine does Jones Mills have in September?

In Jones Mills, Pennsylvania, the average sunshine duration in September is 8.7h.

How high is the UV index in September in Jones Mills?

In September, the average daily maximum UV index in Jones Mills, Pennsylvania, is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Jones Mills, PA

Average temperature in September - Jones Mills, PA
  • Average high temperature in September: 73.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.4°F).

  • Average low temperature in September: 53.4°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

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Average pressure in September
Jones Mills, PA

Average pressure in September - Jones Mills, 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
Jones Mills, PA

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

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in September
Jones Mills, PA

Average humidity in September - Jones Mills, PA
  • Average humidity in September: 79%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, June, July and August (78%).

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Average rainfall in September
Jones Mills, PA

Average rainfall in September - Jones Mills, PA
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (1.97").

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Average rainfall days in September
Jones Mills, PA

Average rainfall days in September - Jones Mills, PA
  • Average rainfall days in September: 15.9 days

The month with the highest number of rainy days is May (22.6 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in September
Jones Mills, PA

Average snowfall in September - Jones Mills, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (7.99").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Jones Mills, PA

Average snowfall days in September - Jones Mills, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (16.3 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
Jones Mills, PA

Average daylight in September / Average sunshine in September - Jones Mills, 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 July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in September
Jones Mills, PA

Average sunshine days in September - Jones Mills, PA
  • Average sunshine days in September: 11.7 days

The month with the most sunshine days is November (14.6 days).
The month with the least sunshine days is May (7.4 days).

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Average UV index in September
Jones Mills, PA

Average UV index in September - Jones Mills, 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, October, November and December (UV index 2).

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Average cloud cover in September
Jones Mills, PA

Average cloud cover in September - Jones Mills, 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
Jones Mills, PA

Average visibility in September - Jones Mills, PA
  • Average visibility in September: 5mi

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

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Jones Mills, Pennsylvania, USA

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