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
September implies a soft temperature shift, with average high-temperatures reducing from August's 83.3°F (28.5°C) to a still moderately hot 76.5°F (24.7°C). Throughout September, the nighttime temperature averages to a comfortable 61.2°F (16.2°C).Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 12 days and accumulates 1.73" (44mm) of precipitation.Snowfall
June through October are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:31 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:44 pm EDT.
Sunshine
In September, the average sunshine is 9.1h.UV index
In Franklinville, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 5 during September leads to these advisories:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Franklinville?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Franklinville, PA
- Average high temperature in September: 76.5°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 (38.1°F).
- Average low temperature in September: 61.2°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 (26.8°F).
Average pressure in September
Franklinville, 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 (29.94"Hg).
Average wind speed in September
Franklinville, PA
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Franklinville, PA
- Average humidity in September: 77%
The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (71%).
Average rainfall in September
Franklinville, PA
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in September
Franklinville, PA
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in September
Franklinville, PA
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.54").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Franklinville, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.5 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
Franklinville, 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: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Franklinville, PA
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in September
Franklinville, 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
Franklinville, PA
- Average cloud cover in September: 35
The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in September
Franklinville, 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).
Franklinville, Pennsylvania, USA
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