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
As September begins, there is a minor decrease in the average high-temperature, softly falling from a moderately hot 78.4°F (25.8°C) in August to an agreeable 72.3°F (22.4°C). Leslie Run observes an average low-temperature of 53.1°F (11.7°C) during September nights.Humidity
The average relative humidity in September in Leslie Run is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 12 days and typically collects 1.81" (46mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Leslie Run is 12h and 28min.On the first day of September in Leslie Run, sunrise is at 6:30 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:46 pm EDT.
Sunshine
The average sunshine in September 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 health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What is the average September temperature in Leslie Run?
What is the average humidity in September in Leslie Run?
What is the driest month in Leslie Run?
How much does it rain in Leslie Run in September?
When it does not snow in Leslie Run?
Does it snow in Leslie Run in September?
What is the average length of the day in September in Leslie Run?
What time are sunrise and sunset in September in Leslie Run?
How many hours of sunshine does Leslie Run have in September?
How high is the UV index in September in Leslie Run?
Average temperature in September
Leslie Run, PA
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in September: 53.1°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°F).
Average pressure in September
Leslie Run, PA
- Average pressure in September: 30.06"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
Leslie Run, PA
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Leslie Run, PA
- Average humidity in September: 80%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in September
Leslie Run, PA
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in September
Leslie Run, PA
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
Leslie Run, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Leslie Run, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Leslie Run, 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 18min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in September
Leslie Run, PA
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in September
Leslie Run, PA
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Leslie Run, PA
- Average cloud cover in September: 42
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in September
Leslie Run, 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).
Leslie Run, Pennsylvania, USA
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