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
Roulette experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a warm 76.6°F (24.8°C) in August to an agreeable 70°F (21.1°C). An average low-temperature of 49.5°F (9.7°C) is recorded during the nights in September.Humidity
In Roulette, the average relative humidity in September is 81%.Rainfall
In September, the rain falls for 13.7 days. Throughout September, 1.97" (50mm) of precipitation is accumulated. Throughout the year, there are 162.1 rainfall days, and 27.36" (695mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Roulette is 12h and 28min.On the first day of September in Roulette, sunrise is at 6:39 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:55 pm EDT.
Sunshine
In Roulette, the average sunshine in September is 8.1h.UV index
In Roulette, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 during September leads to these advisories:
Take precautions - Protection against sun damage is advised. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the temperature in September in Roulette?
What is the average humidity in September in Roulette?
How many days does it rain in September in Roulette?
When it does not snow in Roulette?
Does it snow in Roulette in September?
How many hours of daylight does Roulette have in September?
When are sunrise and sunset in September in Roulette?
How long on average sun shines in September in Roulette?
What is the UV index reading in September in Roulette?
Average temperature in September
Roulette, PA
- Average high temperature in September: 70°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in September: 49.5°F
The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in September
Roulette, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Roulette, PA
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Roulette, PA
- Average humidity in September: 81%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (78%).
Average rainfall in September
Roulette, PA
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is April (3.07").
The driest month (with the least rainfall) is August (1.85").
Average rainfall days in September
Roulette, PA
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Roulette, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (10.51").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Roulette, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Roulette, PA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).
Average sunshine days in September
Roulette, PA
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is February (5.2 days).
Average UV index in September
Roulette, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Roulette, PA
- Average cloud cover in September: 47
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in September
Roulette, PA
- Average visibility in September: 4mi
The months with the highest visibility are March, April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, August, September and December (4mi).
Roulette, Pennsylvania, USA
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