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
In December, the average high-temperature marginally decreases from a frosty 49.6°F (9.8°C) in November to an icy 40.8°F (4.9°C). Junior's average low-temperature in December is measured at a freezing cold 27.9°F (-2.3°C).Humidity
In Junior, the average relative humidity in December is 83%.Rainfall
In Junior, in December, during 13.5 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. In Junior, during the entire year, the rain falls for 182.1 days and collects up to 36.18" (919mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Junior, in December, during 12.6 snowfall days, 7.05" (179mm) of snow is typically accumulated. In Junior, West Virginia, during the entire year, snow falls for 62.7 days and aggregates up to 40.24" (1022mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:20 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:38 am and sunset at 5:07 pm EST.
Sunshine
In December, the average sunshine is 4h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 2 during December translates into these guidelines:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. To guard against the harmful effects of the Sun, minimize exposure during midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. 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 it cold during 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?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Junior have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Junior, WV
- Average high temperature in December: 40.8°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in December: 27.9°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in December
Junior, WV
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Junior, WV
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are January and February (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Junior, WV
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are June, July, August and November (78%).
Average rainfall in December
Junior, WV
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in December
Junior, WV
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is January (10.6 days).
Average snowfall in December
Junior, WV
- Average snowfall in December: 7.05"
The month with the highest snowfall is February (9.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Junior, WV
- Average snowfall days in December: 12.6 days
The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Junior, WV
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Junior, WV
- Average sunshine days in December: 9.9 days
The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is January (7.4 days).
Average UV index in December
Junior, WV
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Junior, WV
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Junior, WV
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).
Junior, West Virginia, USA
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