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 brings a slight decrease in temperature, down from a warm 75.7°F (24.3°C) in August to an agreeable 69.8°F (21°C). Throughout September, Pennellville's nights cool down to an average of 55.2°F (12.9°C).Humidity
The months with the lowest humidity are April, September and November, with an average relative humidity of 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 15.1 days and typically collects 2.52" (64mm) of precipitation.Snowfall
June through September are months without snowfall in Pennellville.Daylight
The average length of the day in September in Pennellville, New York, is 12h and 29min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:39 pm. On the last day of September, in Pennellville, sunrise is at 7:02 am and sunset at 6:47 pm EDT.
Sunshine
In September, the average sunshine in Pennellville, New York, is 9.3h.UV index
The average daily maximum UV index in September in Pennellville, New York, is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Exercise prevention - Protecting skin and eyes from harm is required. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What are September temperatures in Pennellville?
What are the least humid months in Pennellville?
What is the average humidity in September in Pennellville?
What is the driest month in Pennellville?
How many days does it rain in September in Pennellville?
When it does not snow in Pennellville?
Does it snow in Pennellville in September?
What is the average length of the day in September in Pennellville?
When is the sunrise / sunset in September in Pennellville?
How many hours of sunshine does Pennellville have in September?
What is the UV index reading in September in Pennellville?
Average temperature in September
Pennellville, NY
- Average high temperature in September: 69.8°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in September: 55.2°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 (18.5°F).
Average pressure in September
Pennellville, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Pennellville, NY
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is January (11.5mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in September
Pennellville, NY
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, September and November (78%).
Average rainfall in September
Pennellville, NY
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (2.52").
Average rainfall days in September
Pennellville, NY
- Average rainfall days in September: 15.1 days
The month with the highest number of rainy days is August (18.9 days).
The month with the least rainy days is January (9 days).
Average snowfall in September
Pennellville, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (8.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Pennellville, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Pennellville, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in September
Pennellville, NY
- Average sunshine days in September: 13 days
The month with the most sunshine days is September (13 days).
The month with the least sunshine days is February (4.4 days).
Average UV index in September
Pennellville, NY
- 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 and December (UV index 1).
Average cloud cover in September
Pennellville, NY
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in September
Pennellville, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Pennellville, New York, USA
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