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
In Seth, the average high-temperature in September gently drops from a warm 84.2°F (29°C) in August to a still moderately hot 77.9°F (25.5°C). September is characterized by a distinct thermal shift, with nighttime lows averaging at a moderate 56.3°F (13.5°C).Humidity
In Seth, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 1.85" (47mm) of precipitation.Snowfall
In Seth, snow does not fall in June through September.Daylight
In Seth, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:56 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:10 pm EDT.
Sunshine
In Seth, the average sunshine in September is 8.3h.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 ordinary person.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Seth?
What is the average humidity in September in Seth?
What is the driest month in Seth?
How much does it rain in Seth in September?
When it does not snow in Seth?
Does it snow in Seth in September?
What is the average length of the day in September in Seth?
When are sunrise and sunset in September in Seth?
How long on average sun shines in September in Seth?
What is the UV index reading in September in Seth?
Average temperature in September
Seth, 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 (38.8°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in September
Seth, 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
Seth, WV
- Average wind speed in September: 4.2mph
The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Seth, 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, July, August and November (76%).
Average rainfall in September
Seth, WV
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in September
Seth, WV
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in September
Seth, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Seth, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Seth, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Seth, WV
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in September
Seth, WV
- Average UV index in September: 4
The months with the highest UV index are May, 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
Seth, WV
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Seth, 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).
Seth, West Virginia, USA
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