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 transition into September subtly indicates a reduction in the average high-temperature, down to a still moderately hot 77.9°F (25.5°C) from August's warm 84.4°F (29.1°C). September in Valley Fork sees the temperature falling to a mean low of 56.7°F (13.7°C).Humidity
In Valley Fork, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall in Valley Fork. Rain falls for 14.2 days and accumulates 2.05" (52mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:54 pm. On the last day of September, in Valley Fork, sunrise is at 7:20 am and sunset at 7:08 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 reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 4 during September translates into the following guidance:
Undertake precautions - Guarding against sun damage is counselled. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What is the usual temperature for Valley Fork in September?
What is the average humidity in September in Valley Fork?
What is the driest month in Valley Fork?
How many days does it rain in September in Valley Fork?
When it does not snow in Valley Fork?
Does it snow in Valley Fork in September?
What is the average length of the day in September in Valley Fork?
What time are sunrise and sunset in September in Valley Fork?
How long on average sun shines in September in Valley Fork?
What is the UV index reading in September in Valley Fork?
Average temperature in September
Valley Fork, WV
- Average high temperature in September: 77.9°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (37.8°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 (24.3°F).
Average pressure in September
Valley Fork, 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 (29.97"Hg).
Average wind speed in September
Valley Fork, WV
- Average wind speed in September: 4.4mph
The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Valley Fork, WV
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are June and August (76%).
Average rainfall in September
Valley Fork, WV
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in September
Valley Fork, WV
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is November (11.5 days).
Average snowfall in September
Valley Fork, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Valley Fork, 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
Valley Fork, WV
- Average daylight in September: 12h and 2min
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 30min).
- Average sunshine in September: 8h and 3min
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 36min).
Average sunshine days in September
Valley Fork, WV
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is May (7.9 days).
Average UV index in September
Valley Fork, WV
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Valley Fork, WV
- Average cloud cover in September: 37
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
Valley Fork, 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).
Valley Fork, West Virginia, USA
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