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
September is characterized by a mild reduction in the average high-temperature, from a warm 80.2°F (26.8°C) in August to a pleasant 73°F (22.8°C). In September, the nighttime temperature lowers to an average of 53.1°F (11.7°C).Humidity
The average relative humidity in September is 79%.Rainfall
In Little Jack Corners, Pennsylvania, in September, during 12.5 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Little Jack Corners, during the entire year, the rain falls for 146.6 days and collects up to 19.84" (504mm) of precipitation.Snowfall
May through September are months without snowfall in Little Jack Corners.Daylight
In Little Jack Corners, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:41 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:56 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Make use of precautions - Suggestions to resist sunburn are communicated. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the temperature in September in Little Jack Corners?
What is the average humidity in September in Little Jack Corners?
How many days does it rain in September in Little Jack Corners?
When it does not snow in Little Jack Corners?
Does it snow in Little Jack Corners in September?
What is the average length of the day in September in Little Jack Corners?
What time are sunrise and sunset in September in Little Jack Corners?
How many hours of sunshine does Little Jack Corners have in September?
What is the UV index intensity in September in Little Jack Corners?
Average temperature in September
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, PA
- Average daylight in September: 12h and 2min
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 3min
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
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, 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
Little Jack Corners, 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).
Little Jack Corners, Pennsylvania, USA
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