Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The move into September indicates a slight reduction in the average high-temperature, down from August's 84.2°F (29°C) to a still moderately hot 77°F (25°C). In Paper Mills, an average temperature of 60.3°F (15.7°C) is noted during September nights.Humidity
The average relative humidity in September is 74%.Rainfall
In September, in Paper Mills, the rain falls for 12.8 days. Throughout September, 2.01" (51mm) of precipitation is accumulated. In Paper Mills, during the entire year, the rain falls for 153.8 days and collects up to 30.94" (786mm) of precipitation.Snowfall
June through October are months without snowfall.Daylight
The average length of the day in September in Paper Mills is 12h and 26min.On the first day of the month, sunrise is at 6:28 am and sunset at 7:31 pm. On the last day of September, in Paper Mills, sunrise is at 6:56 am and sunset at 6:43 pm EDT.
Sunshine
In Paper Mills, Pennsylvania, the average sunshine in September is 8.6h.UV index
In Paper Mills, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What are September temperatures in Paper Mills?
What is the average humidity in September in Paper Mills?
How many days does it rain in September in Paper Mills?
When it does not snow in Paper Mills?
What is the average length of the day in September in Paper Mills?
When are sunrise and sunset in September in Paper Mills?
How long on average sun shines in September in Paper Mills?
How high is the UV index in September in Paper Mills?
Average temperature in September
Paper Mills, PA
- Average high temperature in September: 77°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in September: 60.3°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in September
Paper Mills, PA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Paper Mills, PA
- Average wind speed in September: 6mph
The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Paper Mills, PA
- Average humidity in September: 74%
The months with the highest relative humidity are February and October (77%).
The months with the lowest relative humidity are April, July and August (71%).
Average rainfall in September
Paper Mills, PA
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days in September
Paper Mills, PA
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in September
Paper Mills, PA
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Paper Mills, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Paper Mills, PA
- Average daylight in September: 12h and 2min
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 24min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Paper Mills, PA
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in September
Paper Mills, PA
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (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
Paper Mills, PA
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Paper Mills, PA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Paper Mills, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location
