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
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from 82.9°F (28.3°C) to a still moderately hot 75.9°F (24.4°C). Paoli's temperature in September lowers to a consistent average of 59.5°F (15.3°C) during the nights.Humidity
The average relative humidity in September in Paoli is 76%.Rainfall
In Paoli, during September, the rain falls for 11.9 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, in Paoli, there are 138.1 rainfall days, and 20.79" (528mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Paoli, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:33 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:45 pm EDT.
Sunshine
In September, the average sunshine in Paoli is 8.5h.UV index
In September, the average daily maximum UV index in Paoli, Pennsylvania, is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What are September temperatures in Paoli?
What is the average humidity in September in Paoli?
How much does it rain in Paoli in September?
When it does not snow in Paoli?
Does it snow in Paoli in September?
How many hours of daylight does Paoli have in September?
What time are sunrise and sunset in September in Paoli?
How many hours of sunshine does Paoli have in September?
What is the UV index intensity in September in Paoli?
Average temperature in September
Paoli, PA
- Average high temperature in September: 75.9°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in September: 59.5°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in September
Paoli, 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
Paoli, PA
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Paoli, PA
- Average humidity in September: 76%
The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April, July and August (73%).
Average rainfall in September
Paoli, PA
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is August (2.72").
The driest months (with the least rainfall) are January, February and November (1.3").
Average rainfall days in September
Paoli, PA
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Paoli, PA
- Average snowfall in September: 0"
The month with the highest snowfall is March (1.93").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Paoli, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Paoli, 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 3min
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 30min).
Average sunshine days in September
Paoli, PA
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (12.7 days).
Average UV index in September
Paoli, PA
- Average UV index in September: 4
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
Paoli, PA
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Paoli, 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).
Paoli, Pennsylvania, USA
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