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
The advent of September brings a subtle shift in temperature, with the average high moving from 83.8°F (28.8°C) in August to a still warm 76.8°F (24.9°C). In September, Wynkoop Spring encounters an average low-temperature of 56.7°F (13.7°C) during the night.Humidity
In Wynkoop Spring, West Virginia, the average relative humidity in September is 77%.Rainfall
In Wynkoop Spring, in September, it is raining for 14.5 days, with typically 2.24" (57mm) of accumulated precipitation. In Wynkoop Spring, during the entire year, the rain falls for 169.2 days and collects up to 32.6" (828mm) of precipitation.Snowfall
June through October are months without snowfall.Daylight
In Wynkoop Spring, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:40 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:55 pm EDT.
Sunshine
In September, the average sunshine in Wynkoop Spring is 8.9h.UV index
In Wynkoop Spring, West Virginia, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The UV index of 4 in September translates into these instructions:
Undertake protective steps - Preventing sun damage is advised. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Wynkoop Spring in September?
What is the average humidity in September in Wynkoop Spring?
How much does it rain in Wynkoop Spring in September?
When it does not snow in Wynkoop Spring?
What is the average length of the day in September in Wynkoop Spring?
What time are sunrise and sunset in September in Wynkoop Spring?
How long on average sun shines in September in Wynkoop Spring?
What is the UV index reading in September in Wynkoop Spring?
Average temperature in September
Wynkoop Spring, WV
- Average high temperature in September: 76.8°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Wynkoop Spring, 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 (29.95"Hg).
Average wind speed in September
Wynkoop Spring, WV
- Average wind speed in September: 4.9mph
The windiest months (with the highest average wind speed) are January, February, March and April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Wynkoop Spring, WV
- Average humidity in September: 77%
The months with the highest relative humidity are May, October and December (78%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in September
Wynkoop Spring, WV
- Average rainfall in September: 2.24"
The wettest months (with the highest rainfall) are May and July (3.54").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days in September
Wynkoop Spring, WV
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in September
Wynkoop Spring, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Wynkoop Spring, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Wynkoop Spring, WV
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Wynkoop Spring, WV
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in September
Wynkoop Spring, WV
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Wynkoop Spring, WV
- Average cloud cover in September: 37
The months with the most cloud cover are March and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Wynkoop Spring, WV
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are May, September and October (5mi).
Wynkoop Spring, West Virginia, USA
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