September weather forecastRidersville, WV
September
Weather in September
The first month of the autumn, September, is still a warm month in Ridersville, West Virginia, with an average temperature varying between 54.5°F (12.5°C) and 75.6°F (24.2°C).Temperature
Ridersville's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's 82.9°F (28.3°C) to a still moderately hot 75.6°F (24.2°C). September witnesses an average nighttime temperature of 54.5°F (12.5°C) in Ridersville, West Virginia.Humidity
In Ridersville, the average relative humidity in September is 78%.Rainfall
In Ridersville, in September, it is raining for 13 days, with typically 1.81" (46mm) of accumulated precipitation. In Ridersville, West Virginia, during the entire year, the rain falls for 158.9 days and collects up to 26.1" (663mm) of precipitation.Snowfall
In Ridersville, West Virginia, snow does not fall in May through October.Daylight
The average length of the day in September in Ridersville, West Virginia, is 12h and 26min.On the first day of September in Ridersville, sunrise is at 6:41 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:56 pm EDT.
Sunshine
In September, the average sunshine in Ridersville, West Virginia, is 8.8h.UV index
In Ridersville, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ridersville, WV
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in September
Ridersville, 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
Ridersville, WV
- Average wind speed in September: 4.6mph
The windiest months (with the highest average wind speed) are January and February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Ridersville, WV
- Average humidity in September: 78%
The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in September
Ridersville, WV
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is November (1.69").
Average rainfall days in September
Ridersville, WV
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in September
Ridersville, WV
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.9").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Ridersville, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Ridersville, WV
- Average daylight in September: 12h and 24min
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 48min
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 48min).
Average sunshine days in September
Ridersville, WV
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in September
Ridersville, WV
- Average UV index in September: 4
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Ridersville, WV
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Ridersville, WV
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, June, July and November (6mi).
The months with the lowest visibility are January, May, August, September, October and December (5mi).
