Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The onset of December results in a small decrease in the average high-temperature, moderately receding from a mild 58.6°F (14.8°C) in November to a cool 51.4°F (10.8°C). December brings Sedley a consistent average low-temperature of 37.6°F (3.1°C).Humidity
The average relative humidity in December is 79%.Rainfall
In Sedley, during December, the rain falls for 11.8 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Sedley, during the entire year, the rain falls for 173.1 days and collects up to 33.82" (859mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 0.7 days. Throughout December, 0.51" (13mm) of snow is accumulated. In Sedley, during the entire year, snow falls for 6.9 days and aggregates up to 3.62" (92mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:51 pm. On the last day of December, sunrise is at 7:20 am and sunset at 5:02 pm EST.
Sunshine
The average sunshine in December is 5.5h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Sedley in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Sedley have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Sedley have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Sedley, VA
- Average high temperature in December: 51.4°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (46.8°F).
- Average low temperature in December: 37.6°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in December
Sedley, VA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Sedley, VA
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Sedley, VA
- Average humidity in December: 79%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is January (75%).
Average rainfall in December
Sedley, VA
- Average rainfall in December: 2.72"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is September (2.28").
Average rainfall days in December
Sedley, VA
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in December
Sedley, VA
- Average snowfall in December: 0.51"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Sedley, VA
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Sedley, VA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in December
Sedley, VA
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (10.2 days).
Average UV index in December
Sedley, VA
- Average UV index in December: 2
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 and December (UV index 2).
Average cloud cover in December
Sedley, VA
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in December
Sedley, VA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Sedley, Virginia, USA
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