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
As December begins, there is a minor decrease in the average high-temperature, softly falling from a fresh 51.3°F (10.7°C) in November to a frosty 43.5°F (6.4°C). In Switchback, December is marked by an average low-temperature of 30.2°F (-1°C).Humidity
In December, the average relative humidity is 80%.Rainfall
In Switchback, West Virginia, in December, during 11.6 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Switchback, during the entire year, the rain falls for 174.7 days and collects up to 29.96" (761mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 9.5 days and typically aggregates up to 6.18" (157mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Switchback, West Virginia.On the first day of December, sunrise is at 7:21 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:18 pm EST.
Sunshine
In December, the average sunshine is 4.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Switchback?
What is the average humidity in December in Switchback?
How many days does it rain in December in Switchback?
When does it snow the most in Switchback?
How many days does it snow in December in Switchback?
What is the month with the shortest days in Switchback?
How many hours of daylight does Switchback have in December?
When is the sunrise / sunset in December in Switchback?
How many hours of sunshine does Switchback have in December?
What are the months with the lowest UV index in Switchback?
How high is the UV index in December in Switchback?
Average temperature in December
Switchback, WV
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in December: 30.2°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in December
Switchback, WV
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Switchback, WV
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Switchback, WV
- Average humidity in December: 80%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (77%).
Average rainfall in December
Switchback, WV
- Average rainfall in December: 2.83"
The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Switchback, WV
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (10 days).
Average snowfall in December
Switchback, WV
- Average snowfall in December: 6.18"
The month with the highest snowfall is December (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Switchback, WV
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Switchback, WV
- 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 36min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Switchback, WV
- Average sunshine days in December: 13.4 days
The month with the most sunshine days is November (16.5 days).
The months with the least sunshine days are February and May (9.8 days).
Average UV index in December
Switchback, WV
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Switchback, WV
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in December
Switchback, WV
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).
Switchback, West Virginia, USA
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