September weather forecastWilmore, PA
September
Weather in September
September, the first month of the autumn in Wilmore, is also an agreeable month, with temperature in the range of an average high of 72°F (22.2°C) and an average low of 52.7°F (11.5°C).Temperature
Transition into September subtly marks a drop in the average high-temperature, moderately moving from a warm 78.3°F (25.7°C) in August to an agreeable 72°F (22.2°C). September is noted for a mean low-temperature of 52.7°F (11.5°C).Humidity
In September, the average relative humidity is 80%.Rainfall
In Wilmore, Pennsylvania, during September, the rain falls for 14.6 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 165.8 rainfall days, and 29.84" (758mm) of precipitation is accumulated.Snowfall
In Wilmore, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:46 pm. On the last day of September, sunrise is at 7:11 am and sunset at 6:58 pm EDT.
Sunshine
In September, the average sunshine in Wilmore, Pennsylvania, is 8.3h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 3 in September translates into these instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Wilmore, PA
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Wilmore, 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
Wilmore, PA
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Wilmore, PA
- Average humidity in September: 80%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in September
Wilmore, PA
- Average rainfall in September: 2.24"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is November (1.61").
Average rainfall days in September
Wilmore, PA
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is December (8.8 days).
Average snowfall in September
Wilmore, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Wilmore, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Wilmore, 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 18min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Wilmore, PA
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in September
Wilmore, 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
Wilmore, PA
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in September
Wilmore, 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).





