September weather forecastKing and Queen Court House, VA
September
Weather in September
The first month of the autumn, September, is still a warm month in King and Queen Court House, Virginia, with an average temperature ranging between min 63.7°F (17.6°C) and max 80.1°F (26.7°C).Temperature
In King and Queen Court House, entering September brings a subtle temperature decrement, reducing from August's tropical 86.5°F (30.3°C) to a moderately hot 80.1°F (26.7°C). King and Queen Court House witnesses an average low-temperature of 63.7°F (17.6°C) throughout the month of September.Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 11.3 days and accumulates 0.94" (24mm) of precipitation.Snowfall
May through October 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 6:38 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:51 pm EDT.
Sunshine
In September, the average sunshine is 8.9h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
King and Queen Court House, VA
- Average high temperature in September: 80.1°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in September: 63.7°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in September
King and Queen Court House, VA
- Average pressure in September: 30.04"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
King and Queen Court House, VA
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
King and Queen Court House, VA
- Average humidity in September: 77%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (73%).
Average rainfall in September
King and Queen Court House, VA
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is August (1.85").
The driest month (with the least rainfall) is September (0.94").
Average rainfall days in September
King and Queen Court House, VA
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in September
King and Queen Court House, VA
- Average snowfall in September: 0"
The months with the highest snowfall are January and February (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
King and Queen Court House, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 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
King and Queen Court House, VA
- 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 54min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in September
King and Queen Court House, VA
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is May (14.5 days).
Average UV index in September
King and Queen Court House, VA
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
King and Queen Court House, VA
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
King and Queen Court House, VA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
