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 brings a slight decrease in the average high-temperature, shifting from a moderately hot 81.7°F (27.6°C) in August to a still warm 75.4°F (24.1°C). Nighttime temperature lowers to an average of 55.2°F (12.9°C) in September.Humidity
The average relative humidity in September is 78%.Rainfall
In September, the rain falls for 14.3 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 183.5 rainfall days, and 34.37" (873mm) of precipitation is accumulated.Snowfall
In Burgettstown, Pennsylvania, snow does not fall in June through September.Daylight
In Burgettstown, the average length of the day in September is 12h and 27min.On the first day of September, sunrise is at 6:49 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:04 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September in Burgettstown?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Burgettstown have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Burgettstown have in September?
How high is the UV index in September?
Average temperature in September
Burgettstown, PA
- Average high temperature in September: 75.4°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in September: 55.2°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in September
Burgettstown, PA
- Average pressure in September: 30.05"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
Burgettstown, PA
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in September
Burgettstown, PA
- Average humidity in September: 78%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in September
Burgettstown, PA
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in September
Burgettstown, PA
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (10.7 days).
Average snowfall in September
Burgettstown, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Burgettstown, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Burgettstown, 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 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Burgettstown, PA
- Average sunshine days in September: 13.2 days
The month with the most sunshine days is November (15.1 days).
The month with the least sunshine days is January (7.8 days).
Average UV index in September
Burgettstown, PA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Burgettstown, PA
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Burgettstown, 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 and February (4mi).
Burgettstown, Pennsylvania, USA
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