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
The shift from August to September includes a small decrease in the average high-temperature, from a moderately hot 78.4°F (25.8°C) to an agreeable 72.1°F (22.3°C). In September, Carrolltown's temperature tends to fall to an average low of 52.3°F (11.3°C) during the night.Humidity
In Carrolltown, the average relative humidity in September is 80%.Rainfall
In September, the rain falls for 14.5 days. Throughout September, 2.32" (59mm) of precipitation is accumulated. Throughout the year, there are 173.2 rainfall days, and 32.44" (824mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Carrolltown.Daylight
In Carrolltown, Pennsylvania, the average length of the day in September is 12h and 27min.On the first day of September, sunrise is at 6:42 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:58 pm EDT.
Sunshine
The average sunshine in September in Carrolltown is 8.3h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: During September, 3 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sunburn is recommended. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
What is the usual temperature for Carrolltown in September?
What is the average humidity in September in Carrolltown?
How many days does it rain in September in Carrolltown?
When it does not snow in Carrolltown?
Does it snow in Carrolltown in September?
How many hours of daylight does Carrolltown have in September?
When is the sunrise / sunset in September in Carrolltown?
How long on average sun shines in September in Carrolltown?
What is the UV index reading in September in Carrolltown?
Average temperature in September
Carrolltown, PA
- Average high temperature in September: 72.1°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in September
Carrolltown, PA
- Average pressure in September: 30.06"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
Carrolltown, PA
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Carrolltown, PA
- Average humidity in September: 80%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall in September
Carrolltown, PA
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days in September
Carrolltown, PA
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in September
Carrolltown, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (7.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Carrolltown, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Carrolltown, PA
- Average daylight in September: 12h and 3min
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 July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Carrolltown, PA
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is November (14.1 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in September
Carrolltown, 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
Carrolltown, PA
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in September
Carrolltown, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Carrolltown, Pennsylvania, USA
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