September weather forecastRosecrans, PA
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Rosecrans, Pennsylvania, with an average temperature ranging between min 51.1°F (10.6°C) and max 72.3°F (22.4°C).Temperature
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 79.5°F (26.4°C) to a pleasant 72.3°F (22.4°C). An average low-temperature of 51.1°F (10.6°C) is observed during the September nights.Humidity
In September, the average relative humidity is 80%.Rainfall
In Rosecrans, in September, during 13 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Rosecrans, during the entire year, the rain falls for 174.7 days and collects up to 32.09" (815mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Rosecrans, Pennsylvania, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:36 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:05 am and sunset at 6:52 pm EDT.
Sunshine
In Rosecrans, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 3 suggests this advice:
Heed the precautions - It is counselled to guard against solar damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Rosecrans, PA
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in September: 51.1°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in September
Rosecrans, 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 (29.95"Hg).
Average wind speed in September
Rosecrans, PA
- Average wind speed in September: 5.2mph
The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Rosecrans, PA
- Average humidity in September: 80%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (77%).
Average rainfall in September
Rosecrans, PA
- Average rainfall in September: 2.4"
The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in September
Rosecrans, PA
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in September
Rosecrans, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Rosecrans, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rosecrans, 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 24min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Rosecrans, PA
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in September
Rosecrans, PA
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Rosecrans, PA
- Average cloud cover in September: 43
The months with the most cloud cover are January and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in September
Rosecrans, PA
- Average visibility in September: 4mi
The months with the highest visibility are January, March, April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are February, September and December (4mi).





