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
A modest decline in the average high-temperature is seen during September, decreasing from a moderately hot 79°F (26.1°C) in August to a pleasant 72.7°F (22.6°C). Throughout the month of September, Rupert expects an average low of 52°F (11.1°C).Humidity
In Rupert, the average relative humidity in September is 81%.Rainfall
The month with the least rainfall is September, when the rain falls for 16.5 days and typically collects 2.01" (51mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:06 pm EDT.
Sunshine
The average sunshine in September is 8h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in Rupert in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Rupert have in September?
What is the UV index intensity in September?
Average temperature in September
Rupert, WV
- Average high temperature in September: 72.7°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in September: 52°F
The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in September
Rupert, 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 (29.98"Hg).
Average wind speed in September
Rupert, WV
- Average wind speed in September: 4.7mph
The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Rupert, WV
- Average humidity in September: 81%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are June, July and November (79%).
Average rainfall in September
Rupert, WV
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in September
Rupert, WV
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is May (21.9 days).
The month with the least rainy days is February (9.1 days).
Average snowfall in September
Rupert, WV
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Rupert, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rupert, 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 36min).
- Average sunshine in September: 8h and 0min
The months with the most sunshine are June and July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Rupert, WV
- Average sunshine days in September: 10.8 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (7.4 days).
Average UV index in September
Rupert, WV
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Rupert, WV
- Average cloud cover in September: 46
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are June and August (Cloud cover 41).
Average visibility in September
Rupert, WV
- Average visibility in September: 4mi
The months with the highest visibility are March, April, June, July and November (5mi).
The months with the lowest visibility are January, February, May, August, September, October and December (4mi).
Rupert, West Virginia, USA
Weather forecast for your location
2. Allow the app to use your location