September weather forecastAdamsdale, PA
September
Weather in September
September, the first month of the autumn in Adamsdale, is also an agreeable month, with an average temperature fluctuating between 73.2°F (22.9°C) and 53.8°F (12.1°C).Temperature
The arrival of September suggests a slight decrease in the average high-temperature, moving from a moderately hot 79.7°F (26.5°C) in August to an agreeable 73.2°F (22.9°C). Adamsdale records a consistent low-temperature of 53.8°F (12.1°C) during September nights.Humidity
In Adamsdale, the average relative humidity in September is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.6 days and typically collects 1.26" (32mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Adamsdale is 12h and 27min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:47 pm EDT.
Sunshine
The average sunshine in September in Adamsdale is 8.9h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Adamsdale, PA
- Average high temperature in September: 73.2°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in September: 53.8°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in September
Adamsdale, 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 (29.94"Hg).
Average wind speed in September
Adamsdale, PA
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Adamsdale, PA
- Average humidity in September: 80%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).
Average rainfall in September
Adamsdale, PA
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in September
Adamsdale, PA
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7 days).
Average snowfall in September
Adamsdale, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Adamsdale, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Adamsdale, PA
- Average daylight in September: 12h and 30min
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 54min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 30min).
Average sunshine days in September
Adamsdale, PA
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in September
Adamsdale, 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
Adamsdale, PA
- Average cloud cover in September: 38
The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Adamsdale, PA
- Average visibility in September: 5mi
The months with the highest visibility are January, March, April, June, July and November (6mi).
The months with the lowest visibility are February, May, August, September, October and December (5mi).





