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 onset of September entails a subtle temperature shift, as the average high-temperature eases from a warm 80.4°F (26.9°C) in August to a pleasant 73°F (22.8°C). Nighttime temperatures hover around an average low of 52.7°F (11.5°C) in September.Humidity
In September, the average relative humidity is 79%.Rainfall
In September, the rain falls for 11.2 days. Throughout September, 1.18" (30mm) of precipitation is accumulated. In Yeagertown, during the entire year, the rain falls for 132.8 days and collects up to 17.36" (441mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Yeagertown is 12h and 27min.On the first day of September, sunrise is at 6:38 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:53 pm EDT.
Sunshine
In September, the average sunshine is 8.7h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
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 long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Yeagertown, PA
- Average high temperature in September: 73°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in September
Yeagertown, PA
- Average pressure in September: 30.07"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Yeagertown, PA
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Yeagertown, PA
- Average humidity in September: 79%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is July (76%).
Average rainfall in September
Yeagertown, PA
- Average rainfall in September: 1.18"
The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in September
Yeagertown, PA
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (6 days).
Average snowfall in September
Yeagertown, PA
- Average snowfall in September: 0"
The months with the highest snowfall are January and February (2.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Yeagertown, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Yeagertown, PA
- Average daylight in September: 12h and 3min
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 18min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Yeagertown, PA
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in September
Yeagertown, PA
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Yeagertown, PA
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in September
Yeagertown, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Yeagertown, Pennsylvania, USA
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