September weather forecastMcGraws, WV
September
Weather in September
The first month of the autumn, September, is still a warm month in McGraws, West Virginia, with an average temperature fluctuating between 54.1°F (12.3°C) and 76.5°F (24.7°C).Temperature
September's arrival subtly correlates with a reduction in the average high-temperature, down from a warm 82.4°F (28°C) in August to a still moderately hot 76.5°F (24.7°C). Despite high daytime temperatures, the average temperature in McGraws lowers to a fresh 54.1°F (12.3°C) during September nights.Humidity
In McGraws, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.8 days and typically collects 0.71" (18mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In McGraws, the average length of the day in September is 12h and 25min.On the first day of September in McGraws, sunrise is at 6:56 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:10 pm EDT.
Sunshine
In McGraws, West Virginia, the average sunshine in September is 8.3h.UV index
In McGraws, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
McGraws, WV
- Average high temperature in September: 76.5°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in September: 54.1°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in September
McGraws, 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
McGraws, WV
- Average wind speed in September: 4.3mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
McGraws, WV
- Average humidity in September: 78%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (77%).
Average rainfall in September
McGraws, WV
- Average rainfall in September: 0.71"
The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in September
McGraws, WV
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in September
McGraws, WV
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
McGraws, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
McGraws, WV
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
McGraws, WV
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in September
McGraws, 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
McGraws, WV
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
McGraws, 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).





