September weather forecastFrackville, PA
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Frackville, Pennsylvania, with an average temperature varying between 53.8°F (12.1°C) and 72.9°F (22.7°C).Temperature
September's arrival signals a moderate reduction in the average high-temperature, easing from a moderately hot 78.4°F (25.8°C) in August to a pleasant 72.9°F (22.7°C). Nighttime temperatures hover around an average low of 53.8°F (12.1°C) in September.Humidity
In Frackville, Pennsylvania, the average relative humidity in September is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 12.7 days and accumulates 2.09" (53mm) of precipitation.Snowfall
In Frackville, snow does not fall in June through September.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 Frackville, the average sunshine in September is 8.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Frackville, PA
- Average high temperature in September: 72.9°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 (31.6°F).
- Average low temperature in September: 53.8°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 (19.8°F).
Average pressure in September
Frackville, PA
- Average pressure in September: 30.07"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).
Average wind speed in September
Frackville, PA
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are March and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Frackville, 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%).
Average rainfall in September
Frackville, PA
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in September
Frackville, PA
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is January (9.9 days).
Average snowfall in September
Frackville, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.93").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Frackville, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Frackville, PA
- Average daylight in September: 12h and 30min
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 48min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).
Average sunshine days in September
Frackville, PA
- Average sunshine days in September: 15 days
The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in September
Frackville, 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).
Average cloud cover in September
Frackville, PA
- Average cloud cover in September: 39
The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Frackville, 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).





