September weather forecastBelleville, WV
September
Weather in September
The first month of the autumn, September, is still a warm month in Belleville, West Virginia, with an average temperature ranging between min 56.7°F (13.7°C) and max 77.9°F (25.5°C).Temperature
As August makes way for September, Belleville's average high-temperature eases from 84.2°F (29°C) to a still moderately hot 77.9°F (25.5°C). Belleville, in September, observes a steady average low-temperature of 56.7°F (13.7°C).Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall in Belleville. Rain falls for 12.3 days and accumulates 1.54" (39mm) of precipitation.Snowfall
In Belleville, West Virginia, snow does not fall in May through September.Daylight
The average length of the day in September in Belleville, West Virginia, is 12h and 26min.On the first day of the month, sunrise is at 6:56 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:10 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
The average daily maximum UV index in September in Belleville is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 4 in September translates into this advice:
Be vigilant - Preventing sunburn is recommended. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Belleville, WV
- Average high temperature in September: 77.9°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Belleville, WV
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Belleville, WV
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Belleville, WV
- Average humidity in September: 77%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Belleville, WV
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in September
Belleville, WV
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in September
Belleville, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Belleville, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Belleville, WV
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Belleville, WV
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in September
Belleville, WV
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Belleville, WV
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Belleville, WV
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).
