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 beginning of December brings a slight decrease in the average high-temperature, transitioning from a cool 52.5°F (11.4°C) in November to a chilly 44.2°F (6.8°C). Banner's nighttime temperature in December drops to an average of 32°F (0°C).Humidity
The average relative humidity in December in Banner is 81%.Rainfall
In December, in Banner, the rain falls for 10.8 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. In Banner, during the entire year, the rain falls for 179.6 days and collects up to 38.7" (983mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Banner, during December, snow falls for 8.7 days and regularly aggregates up to 6.42" (163mm) of snow. Throughout the year, in Banner, there are 45 snowfall days, and 29.09" (739mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 42min of daylight.On the first day of December in Banner, sunrise is at 7:24 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:23 pm EST.
Sunshine
In Banner, the average sunshine in December is 4.3h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Banner?
What is the average humidity in December in Banner?
How much does it rain in Banner in December?
How many days does it snow in December in Banner?
What is the month with the shortest days in Banner?
What is the average length of the day in December in Banner?
When is the sunrise / sunset in December in Banner?
How many hours of sunshine does Banner have in December?
What is the month with the lowest UV index in Banner?
What is the UV index intensity in December in Banner?
Average temperature in December
Banner, VA
- Average high temperature in December: 44.2°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in December: 32°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in December
Banner, VA
- Average pressure in December: 30.15"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Banner, VA
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in December
Banner, VA
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and November (77%).
Average rainfall in December
Banner, VA
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (2.52").
Average rainfall days in December
Banner, VA
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in December
Banner, VA
- Average snowfall in December: 6.42"
The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Banner, VA
- Average snowfall days in December: 8.7 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Banner, VA
- Average daylight in December: 9h and 4min
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 42min).
- Average sunshine in December: 4h and 2min
The months with the most sunshine are June and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Banner, VA
- Average sunshine days in December: 14 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (9 days).
Average UV index in December
Banner, VA
- Average UV index in December: 2
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Banner, VA
- Average cloud cover in December: 59
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Banner, VA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Banner, Virginia, USA
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