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
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a warm 80.8°F (27.1°C) to a still moderately hot 75°F (23.9°C). Throughout September, Redstar anticipates an average low-temperature of 54.1°F (12.3°C).Humidity
In Redstar, West Virginia, the average relative humidity in September is 80%.Rainfall
In Redstar, in September, it is raining for 13.8 days, with typically 1.22" (31mm) of accumulated precipitation. Throughout the year, there are 173.9 rainfall days, and 22.64" (575mm) of precipitation is accumulated.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 September, sunrise is at 6:55 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:08 pm EDT.
Sunshine
In Redstar, the average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Redstar have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Redstar have in September?
How high is the UV index in September?
Average temperature in September
Redstar, WV
- Average high temperature in September: 75°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 54.1°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in September
Redstar, 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
Redstar, WV
- Average wind speed in September: 4.6mph
The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Redstar, WV
- Average humidity in September: 80%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are June, July, August and November (78%).
Average rainfall in September
Redstar, WV
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in September
Redstar, WV
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in September
Redstar, WV
- Average snowfall in September: 0"
The months with the highest snowfall are January and March (3.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Redstar, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Redstar, 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 1min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Redstar, WV
- Average sunshine days in September: 13.1 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in September
Redstar, WV
- Average UV index in September: 4
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Redstar, WV
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Redstar, WV
- Average visibility in September: 4mi
The months with the highest visibility are February, March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January and September (4mi).
Redstar, West Virginia, USA
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