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
With the commencement of September, Alum Bridge records a moderate temperature decline, with the average high easing from August's moderately hot 82.4°F (28°C) to a still warm 76.6°F (24.8°C). During September, Alum Bridge's temperature falls to a steady low-temperature average of 55.4°F (13°C).Humidity
In Alum Bridge, West Virginia, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.2 days and typically collects 1.93" (49mm) of precipitation.Snowfall
June through September are months without snowfall in Alum Bridge, West Virginia.Daylight
The average length of the day in September in Alum Bridge is 12h and 26min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:52 pm. On the last day of September, in Alum Bridge, sunrise is at 7:18 am and sunset at 7:06 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 4 in September translates into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. When the Sun is at its strongest around midday, find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the usual temperature for Alum Bridge in September?
What is the average humidity in September in Alum Bridge?
What is the driest month in Alum Bridge?
How much does it rain in Alum Bridge in September?
When it does not snow in Alum Bridge?
Does it snow in Alum Bridge in September?
How many hours of daylight does Alum Bridge have in September?
When is the sunrise / sunset in September in Alum Bridge?
How long on average sun shines in September in Alum Bridge?
How high is the UV index in September in Alum Bridge?
Average temperature in September
Alum Bridge, WV
- Average high temperature in September: 76.6°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in September
Alum Bridge, WV
- Average pressure in September: 30.06"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
Alum Bridge, WV
- Average wind speed in September: 4.3mph
The windiest months (with the highest average wind speed) are January and February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Alum Bridge, WV
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Alum Bridge, WV
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in September
Alum Bridge, WV
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in September
Alum Bridge, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Alum Bridge, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alum Bridge, WV
- Average daylight in September: 12h and 2min
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 3min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Alum Bridge, WV
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is October (14.1 days).
The months with the least sunshine days are January and February (7.6 days).
Average UV index in September
Alum Bridge, WV
- Average UV index in September: 4
The months with the highest UV index are May, 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
Alum Bridge, WV
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Alum Bridge, WV
- Average visibility in September: 5mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are January and February (4mi).
Alum Bridge, West Virginia, USA
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