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 commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a warm 83.8°F (28.8°C) in August to a still moderately hot 76.5°F (24.7°C). Glen Ashton Farms records an average low-temperature of 60.8°F (16°C) throughout the month of September.Humidity
The average relative humidity in September is 75%.Rainfall
September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 1.57" (40mm) of precipitation.Snowfall
June through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September in Glen Ashton Farms, sunrise is at 6:28 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:43 pm EDT.
Sunshine
In Glen Ashton Farms, the average sunshine in September is 8.7h.UV index
In Glen Ashton Farms, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Take precautions - Protection against sun damage is advised. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Glen Ashton Farms have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Glen Ashton Farms have in September?
How high is the UV index in September?
Average temperature in September
Glen Ashton Farms, PA
- Average high temperature in September: 76.5°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in September: 60.8°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in September
Glen Ashton Farms, 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
Glen Ashton Farms, PA
- Average wind speed in September: 6.1mph
The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Glen Ashton Farms, PA
- Average humidity in September: 75%
The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in September
Glen Ashton Farms, PA
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in September
Glen Ashton Farms, PA
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in September
Glen Ashton Farms, PA
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.95").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Glen Ashton Farms, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6 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
Glen Ashton Farms, 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
Glen Ashton Farms, PA
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in September
Glen Ashton Farms, 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, November and December (UV index 2).
Average cloud cover in September
Glen Ashton Farms, PA
- Average cloud cover in September: 38
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Glen Ashton Farms, PA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Glen Ashton Farms, Pennsylvania, USA
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