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
Ketterman's weather subtly changes with the onset of September, barely falling from a warm 81.1°F (27.3°C) in August to a still moderately hot 74.1°F (23.4°C). During the month of September, an average temperature of 52.5°F (11.4°C) is noted during the nights in Ketterman.Humidity
February, September, October and December, with an average relative humidity of 79%, are the most humid months in Ketterman.Rainfall
In September, the rain falls for 14.5 days. Throughout September, 1.93" (49mm) of precipitation is accumulated. In Ketterman, during the entire year, the rain falls for 176.4 days and collects up to 25.24" (641mm) of precipitation.Snowfall
In Ketterman, West Virginia, snow does not fall in June through September.Daylight
In September, the average length of the day in Ketterman is 12h and 26min.On the first day of September, sunrise is at 6:46 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 7:00 pm EDT.
Sunshine
In September, the average sunshine in Ketterman is 8.6h.UV index
In Ketterman, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Be vigilant - A duty to shield skin and eyes from injury exists. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What is the usual temperature for Ketterman in September?
What are the most humid months in Ketterman?
What is the average humidity in September in Ketterman?
How much does it rain in Ketterman in September?
When it does not snow in Ketterman?
Does it snow in Ketterman in September?
How many hours of daylight does Ketterman have in September?
When are sunrise and sunset in September in Ketterman?
How many hours of sunshine does Ketterman have in September?
How high is the UV index in September in Ketterman?
Average temperature in September
Ketterman, WV
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (36.3°F).
- Average low temperature in September: 52.5°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in September
Ketterman, WV
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Ketterman, WV
- Average wind speed in September: 4.3mph
The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Ketterman, WV
- Average humidity in September: 79%
The months with the highest relative humidity are February, September, October and December (79%).
The months with the lowest relative humidity are April, June and July (75%).
Average rainfall in September
Ketterman, WV
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is November (1.73").
Average rainfall days in September
Ketterman, WV
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (11.6 days).
Average snowfall in September
Ketterman, WV
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Ketterman, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ketterman, 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 4min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Ketterman, WV
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is February (9.7 days).
Average UV index in September
Ketterman, WV
- Average UV index in September: 4
The month with the highest UV index is June (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
Ketterman, WV
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in September
Ketterman, WV
- Average visibility in September: 4mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is September (4mi).
Ketterman, West Virginia, USA
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