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
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a moderately hot 78.4°F (25.8°C) in August to a pleasant 72.3°F (22.4°C). Throughout September, an average low-temperature of 52.3°F (11.3°C) is expected.Humidity
In Polk, the average relative humidity in September is 81%.Rainfall
In September, the rain falls for 16.4 days. Throughout September, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 186 rainfall days, and 38.03" (966mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Polk, Pennsylvania, the average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:46 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 7:02 pm EDT.
Sunshine
The average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature 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?
What time are sunrise and sunset in September?
How many hours of sunshine does Polk have in September?
How high is the UV index in September?
Average temperature in September
Polk, PA
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in September
Polk, 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
Polk, PA
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in September
Polk, PA
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are May, June and July (79%).
Average rainfall in September
Polk, PA
- Average rainfall in September: 2.64"
The wettest month (with the highest rainfall) is April (4.09").
The driest month (with the least rainfall) is November (2.44").
Average rainfall days in September
Polk, PA
- Average rainfall days in September: 16.4 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in September
Polk, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (11.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Polk, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Polk, 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: 8h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in September
Polk, PA
- Average sunshine days in September: 10.8 days
The month with the most sunshine days is November (11.3 days).
The month with the least sunshine days is February (5 days).
Average UV index in September
Polk, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Polk, PA
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 77).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in September
Polk, PA
- Average visibility in September: 4mi
The months with the highest visibility are March, April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, September and December (4mi).
Polk, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location