September weather forecastSuscon, PA
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Suscon, Pennsylvania, with an average temperature varying between 71.2°F (21.8°C) and 51.8°F (11°C).Temperature
A mild shift in the average high-temperature occurs in September, reducing from a moderately hot 78.3°F (25.7°C) in August to a pleasant 71.2°F (21.8°C). During September, Suscon experiences an average low-temperature of 51.8°F (11°C) at night.Humidity
In September, the average relative humidity is 80%.Rainfall
In Suscon, in September, it is raining for 13.5 days, with typically 2.13" (54mm) of accumulated precipitation. In Suscon, during the entire year, the rain falls for 168.5 days and collects up to 30.91" (785mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:35 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:45 pm EDT.
Sunshine
The average sunshine in September in Suscon is 8.6h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 3 in September translates into this advice:
Undertake precautions - Guarding against sun damage is counselled. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Suscon, PA
- Average high temperature in September: 71.2°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in September
Suscon, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Suscon, PA
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Suscon, PA
- Average humidity in September: 80%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).
Average rainfall in September
Suscon, PA
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in September
Suscon, PA
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.6 days).
Average snowfall in September
Suscon, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.17").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Suscon, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Suscon, 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 36min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 42min).
Average sunshine days in September
Suscon, PA
- Average sunshine days in September: 13 days
The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in September
Suscon, 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
Suscon, PA
- Average cloud cover in September: 42
The months with the most cloud cover are February and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in September
Suscon, PA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).





