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 indicates a gentle shift in the average high-temperature, receding from August's moderately hot 78.4°F (25.8°C) to an agreeable 72.1°F (22.3°C). During the month of September, the temperature falls to an average of 51.6°F (10.9°C).Humidity
In Tionesta, the average relative humidity in September is 81%.Rainfall
In September, the rain falls for 15.2 days. Throughout September, 2.48" (63mm) of precipitation is accumulated. In Tionesta, during the entire year, the rain falls for 171.3 days and collects up to 35.08" (891mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Tionesta, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:44 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:14 am and sunset at 7:00 pm EDT.
Sunshine
In September, the average sunshine in Tionesta is 7.9h.UV index
In September, the average daily maximum UV index in Tionesta is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 3 in September leads to these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. When the Sun is at its strongest around midday, find shade and limit exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Tionesta in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September in Tionesta?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Tionesta, PA
- Average high temperature in September: 72.1°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in September: 51.6°F
The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in September
Tionesta, 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
Tionesta, PA
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Tionesta, PA
- Average humidity in September: 81%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are April, May, June, July and August (79%).
Average rainfall in September
Tionesta, PA
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is April (4.02").
The driest month (with the least rainfall) is November (2.32").
Average rainfall days in September
Tionesta, PA
- Average rainfall days in September: 15.2 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
Tionesta, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Tionesta, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Tionesta, PA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 7h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in September
Tionesta, PA
- Average sunshine days in September: 11.8 days
The month with the most sunshine days is November (12.4 days).
The month with the least sunshine days is February (7.2 days).
Average UV index in September
Tionesta, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Tionesta, PA
- Average cloud cover in September: 46
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in September
Tionesta, PA
- Average visibility in September: 4mi
The months with the highest visibility are March, April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, August, September and December (4mi).
Tionesta, Pennsylvania, USA
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