September weather forecastYellow Creek, PA
September
Weather in September
September, the first month of the autumn in Yellow Creek, is also an agreeable month, with temperature in the range of an average high of 73°F (22.8°C) and an average low of 53.1°F (11.7°C).Temperature
The start of September signals a gentle decrease in the average high-temperature, transitioning from a warm 80.2°F (26.8°C) in August to a pleasant 73°F (22.8°C). Yellow Creek's temperature lowers to a mean of 53.1°F (11.7°C) during the nights in September.Humidity
The average relative humidity in September in Yellow Creek is 79%.Rainfall
In Yellow Creek, during September, the rain falls for 12.5 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, in Yellow Creek, there are 146.6 rainfall days, and 19.84" (504mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Yellow Creek.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:41 am and sunset at 7:44 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:56 pm EDT.
Sunshine
The average sunshine in September in Yellow Creek is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In September, a daily UV index of 4 turns into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Yellow Creek, PA
- Average high temperature in September: 73°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 53.1°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in September
Yellow Creek, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Yellow Creek, PA
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Yellow Creek, PA
- Average humidity in September: 79%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in September
Yellow Creek, PA
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in September
Yellow Creek, PA
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in September
Yellow Creek, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Yellow Creek, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Yellow Creek, PA
- Average daylight in September: 12h and 24min
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: 8h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Yellow Creek, PA
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).
Average UV index in September
Yellow Creek, 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
Yellow Creek, PA
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Yellow Creek, PA
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





