September weather forecastFort Gay, WV

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Fort Gay, West Virginia, with an average temperature fluctuating between 57.7°F (14.3°C) and 79.3°F (26.3°C).

Temperature

September brings a slight decrease in temperature, down from 85.6°F (29.8°C) in August to a still warm 79.3°F (26.3°C). Fort Gay anticipates a considerable drop in temperature at night in September, with an average low of 57.7°F (14.3°C).

Humidity

In Fort Gay, the average relative humidity in September is 75%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 1.93" (49mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 7:00 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:14 pm EDT.

Sunshine

In September, the average sunshine is 8.2h.

UV index

In Fort Gay, West Virginia, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 4 in September translates into these instructions:
Ensure safety - Recommendations to avert sunburn are presented. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

During September, Fort Gay experiences an average high-temperature of 79.3°F (26.3°C) and a low-temperature of 57.7°F (14.3°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is calculated to be 96.8°F (36°C).

In Fort Gay, the average relative humidity in September is 75%.

The month with the least rainfall is September, when the rain falls for 13.4 days and typically collects 1.93" (49mm) of precipitation.

In Fort Gay, in September, it is raining for 13.4 days, with typically 1.93" (49mm) of accumulated precipitation.

May through September are months without snowfall.

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

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

On the first day of September, sunrise is at 7:00 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:14 pm EDT.

In Fort Gay, the average sunshine duration in September is 8.2h.

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Fort Gay, WV

  • Average high temperature in September: 79.3°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in September: 57.7°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in September
Fort Gay, WV

  • Average pressure in September: 30.05"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
Fort Gay, WV

  • Average wind speed in September: 4.5mph

The windiest months (with the highest average wind speed) are January, February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Fort Gay, WV

  • Average humidity in September: 75%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September
Fort Gay, WV

  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in September
Fort Gay, WV

  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in September
Fort Gay, WV

  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Fort Gay, WV

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Fort Gay, WV

  • Average daylight in September: 12h and 24min

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 12min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Fort Gay, WV

  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (9.7 days).

Average UV index in September
Fort Gay, 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
Fort Gay, WV

  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Fort Gay, WV

  • Average visibility in September: 5mi

The months with the highest visibility are April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September and December (5mi).