September weather forecast
Frostburg, PA

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Weather in September

September, the first month of the autumn in Frostburg, is also an agreeable month, with an average temperature varying between 52.5°F (11.4°C) and 72.3°F (22.4°C).

Temperature

The shift from August to September includes a small decrease in the average high-temperature, from a moderately hot 79.2°F (26.2°C) to a pleasant 72.3°F (22.4°C). In Frostburg, an average low-temperature of 52.5°F (11.4°C) is recorded during September nights.

Humidity

The average relative humidity in September is 79%.

Rainfall

In Frostburg, during September, the rain falls for 12.1 days and regularly aggregates up to 1.65" (42mm) of precipitation. In Frostburg, during the entire year, the rain falls for 151.9 days and collects up to 22.13" (562mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of September, sunrise is at 6:43 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:59 pm EDT.

Sunshine

The average sunshine in September is 8.2h.

UV index

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: An average UV index of 3 in September transforms into this advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Frostburg in September?

The average high-temperature and low-temperature during September are 72.3°F (22.4°C) and 52.5°F (11.4°C) respectively. In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 86°F (30°C).

What is the average humidity in September in Frostburg?

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

How much does it rain in September?

In Frostburg, during September, the rain falls for 12.1 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

In Frostburg, 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 6:43 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:59 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.2h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Frostburg, PA

Average temperature in September - Frostburg, PA
  • Average high temperature in September: 72.3°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in September: 52.5°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in September
Frostburg, PA

Average pressure in September - Frostburg, 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 (29.95"Hg).

Average wind speed in September
Frostburg, PA

Average wind speed in September - Frostburg, PA
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
Frostburg, PA

Average humidity in September - Frostburg, PA
  • Average humidity in September: 79%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June, July and August (78%).

Average rainfall in September
Frostburg, PA

Average rainfall in September - Frostburg, PA
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is April (2.48").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in September
Frostburg, PA

Average rainfall days in September - Frostburg, PA
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September
Frostburg, PA

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

The month with the highest snowfall is January (5.63").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Frostburg, PA

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

The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Frostburg, PA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 1min

The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

Average sunshine days in September
Frostburg, PA

Average sunshine days in September - Frostburg, PA
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (7.8 days).

Average UV index in September
Frostburg, PA

Average UV index in September - Frostburg, PA
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Frostburg, PA

Average cloud cover in September - Frostburg, PA
  • Average cloud cover in September: 44

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 39).

Average visibility in September
Frostburg, PA

Average visibility in September - Frostburg, 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).

Frostburg, Pennsylvania, USA

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