September weather forecast
Corton, WV

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Weather in September

September, the first month of the autumn in Corton, is also a moderately hot month, with an average temperature ranging between max 78.1°F (25.6°C) and min 56.7°F (13.7°C).

Temperature

The advent of September brings a slight shift in average high-temperature, moving from a warm 84.7°F (29.3°C) in August to a still moderately hot 78.1°F (25.6°C). Corton experiences a nighttime temperature average of 56.7°F (13.7°C) during September.

Humidity

In Corton, the average relative humidity in September is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 12 days and accumulates 1.61" (41mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September in Corton is 12h and 25min.
On the first day of September, sunrise is at 6:55 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:09 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September 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: A maximum high daily UV index of 4 during September translates into the following directions:
Exercise prevention - Precautions against solar damage are endorsed. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

The high-temperature during September is 78.1°F (25.6°C) and the low-temperature is 56.7°F (13.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 93.2°F (34°C).

What is the average humidity in September?

In Corton, the average relative humidity in September is 77%.

What is the driest month?

The month with the least rainfall in Corton is September, when the rain falls for 12 days and typically collects 1.61" (41mm) of precipitation.

How much does it rain in September?

In Corton, during September, the rain falls for 12 days and regularly aggregates up to 1.61" (41mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

In Corton, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Corton have in September?

In Corton, the average day length in September is 12h and 25min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:55 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:09 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration in Corton is 8.3h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Corton, WV

Average temperature in September - Corton, WV
  • Average high temperature in September: 78.1°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in September: 56.7°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in September
Corton, WV

Average pressure in September - Corton, 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 (29.97"Hg).

Average wind speed in September
Corton, WV

Average wind speed in September - Corton, WV
  • Average wind speed in September: 4.3mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in September
Corton, WV

Average humidity in September - Corton, WV
  • Average humidity in September: 77%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (75%).

Average rainfall in September
Corton, WV

Average rainfall in September - Corton, WV
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in September
Corton, WV

Average rainfall days in September - Corton, WV
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in September
Corton, WV

Average snowfall in September - Corton, WV
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Corton, WV

Average snowfall days in September - Corton, WV
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Corton, WV

Average daylight in September / Average sunshine in September - Corton, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in September
Corton, WV

Average sunshine days in September - Corton, WV
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is October (17.9 days).
The months with the least sunshine days are February and May (10.2 days).

Average UV index in September
Corton, WV

Average UV index in September - Corton, 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 and December (UV index 2).

Average cloud cover in September
Corton, WV

Average cloud cover in September - Corton, WV
  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Corton, WV

Average visibility in September - Corton, 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).

Corton, West Virginia, USA

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