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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's warm 82°F (27.8°C) to a still moderately hot 76.3°F (24.6°C). September in Atwell, West Virginia, marked by an average low-temperature of 54.1°F (12.3°C), indicates a large temperature drop from the daytime peak.Humidity
The average relative humidity in September in Atwell is 78%.Rainfall
September is the month with the least rainfall in Atwell. Rain falls for 15.2 days and accumulates 1.54" (39mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Atwell, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:58 am and sunset at 7:55 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:11 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In Atwell, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Heed the precautions - It is counselled to guard against solar damage. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What is the average September temperature in Atwell?
What is the average humidity in September in Atwell?
What is the driest month in Atwell?
How many days does it rain in September in Atwell?
When it does not snow in Atwell?
Does it snow in Atwell in September?
What is the average length of the day in September in Atwell?
When are sunrise and sunset in September in Atwell?
How many hours of sunshine does Atwell have in September?
What is the UV index reading in September in Atwell?
Average temperature in September
Atwell, WV
- Average high temperature in September: 76.3°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (39.2°F).
- Average low temperature in September: 54.1°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in September
Atwell, 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 (29.99"Hg).
Average wind speed in September
Atwell, WV
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Atwell, WV
- Average humidity in September: 78%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are July, August and November (76%).
Average rainfall in September
Atwell, WV
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in September
Atwell, WV
- Average rainfall days in September: 15.2 days
The month with the highest number of rainy days is May (19.7 days).
The months with the least rainy days are January and November (10.1 days).
Average snowfall in September
Atwell, WV
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Atwell, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Atwell, WV
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Atwell, WV
- Average sunshine days in September: 11.8 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in September
Atwell, WV
- Average UV index in September: 4
The months with the highest UV index are June 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
Atwell, WV
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are June and August (Cloud cover 36).
Average visibility in September
Atwell, WV
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Atwell, West Virginia, USA
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