September weather forecast
Frankfort Springs, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Frankfort Springs, Pennsylvania, with an average temperature fluctuating between 75.4°F (24.1°C) and 55.2°F (12.9°C).

Temperature

The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a moderately hot 81.7°F (27.6°C) in August to a still warm 75.4°F (24.1°C). In Frankfort Springs, in September, the average low-temperature is a cool 55.2°F (12.9°C).

Humidity

In September, the average relative humidity is 78%.

Rainfall

In Frankfort Springs, in September, it is raining for 14.3 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 183.5 rainfall days, and 34.37" (873mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:49 am and sunset at 7:53 pm. On the last day of September, sunrise is at 7:17 am and sunset at 7:05 pm EDT.

Sunshine

In September, the average sunshine is 8.3h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: An average UV index of 4 in September transforms into this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

What is the temperature in September?

The average high-temperature and low-temperature during September are 75.4°F (24.1°C) and 55.2°F (12.9°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is appraised at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

How many days does it rain in September?

In Frankfort Springs, in September, during 14.3 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

When it does not snow?

In Frankfort Springs, snow does not fall in June through September.

Does it snow in September?

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

How many hours of daylight does Frankfort Springs have in September?

The average day length in September is 12h and 27min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:49 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:05 pm EDT.

How many hours of sunshine does Frankfort Springs have in September?

The average sunshine duration in September is 8.3h.

What is the UV index intensity in September?

In Frankfort Springs, the average daily maximum UV index in September is 4. A UV Index reading 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
Frankfort Springs, PA

Average temperature in September - Frankfort Springs, 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 (33.1°F).

  • Average low temperature in September: 55.2°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in September
Frankfort Springs, PA

Average pressure in September - Frankfort Springs, PA
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Frankfort Springs, PA

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

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in September
Frankfort Springs, PA

Average humidity in September - Frankfort Springs, 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 (77%).

Average rainfall in September
Frankfort Springs, PA

Average rainfall in September - Frankfort Springs, PA
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in September
Frankfort Springs, PA

Average rainfall days in September - Frankfort Springs, PA
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (10.7 days).

Average snowfall in September
Frankfort Springs, PA

Average snowfall in September - Frankfort Springs, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (6.1").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Frankfort Springs, PA

Average snowfall days in September - Frankfort Springs, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Frankfort Springs, PA

Average daylight in September / Average sunshine in September - Frankfort Springs, 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 18min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in September
Frankfort Springs, PA

Average sunshine days in September - Frankfort Springs, PA
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is November (15.1 days).
The month with the least sunshine days is January (7.8 days).

Average UV index in September
Frankfort Springs, PA

Average UV index in September - Frankfort Springs, PA
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Frankfort Springs, PA

Average cloud cover in September - Frankfort Springs, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Frankfort Springs, PA

Average visibility in September - Frankfort Springs, PA
  • Average visibility in September: 5mi

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

Frankfort Springs, Pennsylvania, USA

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