September weather forecastCaperton, WV
September
Weather in September
September, the first month of the autumn in Caperton, is also a moderately hot month, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 74.8°F (23.8°C).Temperature
With the onset of September, Caperton's climate undergoes a slight change as the average high-temperature moves from 80.8°F (27.1°C) in August to a still moderately hot 74.8°F (23.8°C). Caperton observes an average nighttime low-temperature of 54.1°F (12.3°C) during the month of September.Humidity
The average relative humidity in September is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 16.2 days and typically collects 2.01" (51mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:54 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:08 pm EDT.
Sunshine
In Caperton, the average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September in Caperton is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 4 in September transforms into the following instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Caperton, WV
- Average high temperature in September: 74.8°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in September: 54.1°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 (23.4°F).
Average pressure in September
Caperton, WV
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Caperton, WV
- Average wind speed in September: 4.7mph
The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Caperton, WV
- Average humidity in September: 80%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are June, July, August and November (78%).
Average rainfall in September
Caperton, WV
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in September
Caperton, WV
- Average rainfall days in September: 16.2 days
The month with the highest number of rainy days is May (21.8 days).
The months with the least rainy days are February and November (10.5 days).
Average snowfall in September
Caperton, WV
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.48").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Caperton, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Caperton, WV
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Caperton, WV
- Average sunshine days in September: 11.2 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in September
Caperton, WV
- Average UV index in September: 4
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, February, March, November and December (UV index 2).
Average cloud cover in September
Caperton, WV
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Caperton, WV
- 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).





