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 reveals a small adjustment in temperature, transitioning from an average high of a warm 77.2°F (25.1°C) in August to an agreeable 71.1°F (21.7°C). During the nights in September, the temperature in Rockwood averages to a cool 52.2°F (11.2°C).Humidity
The average relative humidity in September in Rockwood, Pennsylvania, is 81%.Rainfall
In Rockwood, during September, the rain falls for 15.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Rockwood, during the entire year, the rain falls for 168.6 days and collects up to 34.09" (866mm) of precipitation.Snowfall
June through September are months without snowfall in Rockwood.Daylight
In Rockwood, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:47 pm. On the last day of September, sunrise is at 7:12 am and sunset at 7:00 pm EDT.
Sunshine
In September, the average sunshine is 8h.UV index
In Rockwood, the average daily maximum UV index in September 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 ordinary individuals.Note: In September, a regular UV index of 3 translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What is the usual temperature for Rockwood in September?
What is the average humidity in September in Rockwood?
How many days does it rain in September in Rockwood?
When it does not snow in Rockwood?
Does it snow in Rockwood in September?
What is the average length of the day in September in Rockwood?
When are sunrise and sunset in September in Rockwood?
How many hours of sunshine does Rockwood have in September?
What is the UV index intensity in September in Rockwood?
Average temperature in September
Rockwood, PA
- Average high temperature in September: 71.1°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in September: 52.2°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in September
Rockwood, 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
Rockwood, PA
- Average wind speed in September: 6.1mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Rockwood, PA
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and July (79%).
Average rainfall in September
Rockwood, PA
- Average rainfall in September: 2.28"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in September
Rockwood, PA
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is May (21 days).
The month with the least rainy days is February (8.1 days).
Average snowfall in September
Rockwood, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (7.48").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Rockwood, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rockwood, 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 0min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in September
Rockwood, PA
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is November (14.2 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in September
Rockwood, 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
Rockwood, PA
- Average cloud cover in September: 46
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in September
Rockwood, PA
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Rockwood, Pennsylvania, USA
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