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 arrival of September correlates with a minor temperature reduction, down from August's warm 85.6°F (29.8°C) to a still moderately hot 79.3°F (26.3°C). Nighttime temperature experiences an average drop to a refreshing 58.1°F (14.5°C) in September.Humidity
The average relative humidity in September in Sweet Run, West Virginia, is 75%.Rainfall
September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 1.42" (36mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September in Sweet Run is 12h and 25min.On the first day of the month, sunrise is at 7:00 am and sunset at 7:59 pm. On the last day of September, in Sweet Run, sunrise is at 7:25 am and sunset at 7:14 pm EDT.
Sunshine
The average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September in Sweet Run, West Virginia, is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What is the average September temperature in Sweet Run?
What is the average humidity in September in Sweet Run?
What is the driest month in Sweet Run?
How many days does it rain in September in Sweet Run?
When it does not snow in Sweet Run?
Does it snow in Sweet Run in September?
What is the average length of the day in September in Sweet Run?
When are sunrise and sunset in September in Sweet Run?
How many hours of sunshine does Sweet Run have in September?
What is the UV index intensity in September in Sweet Run?
Average temperature in September
Sweet Run, WV
- Average high temperature in September: 79.3°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in September
Sweet Run, WV
- Average pressure in September: 30.05"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
Sweet Run, WV
- Average wind speed in September: 4.6mph
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 (4.3mph).
Average humidity in September
Sweet Run, WV
- Average humidity in September: 75%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Sweet Run, WV
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in September
Sweet Run, WV
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Sweet Run, WV
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Sweet Run, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sweet Run, 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 1min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Sweet Run, WV
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in September
Sweet Run, 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 and December (UV index 2).
Average cloud cover in September
Sweet Run, WV
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Sweet Run, WV
- Average visibility in September: 5mi
The months with the highest visibility are April, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, September and December (5mi).
Sweet Run, West Virginia, USA
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