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
December's arrival signals a moderate reduction in the average high-temperature, easing from a mild 57.6°F (14.2°C) in November to a chilly 48.7°F (9.3°C). Nightly temperatures drop to an average low of 36.5°F (2.5°C) in December.Humidity
In Big Boy Junction, the average relative humidity in December is 77%.Rainfall
In December, in Big Boy Junction, Tennessee, the rain falls for 8.4 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. In Big Boy Junction, during the entire year, the rain falls for 118.2 days and collects up to 13.58" (345mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 0.5 days. Throughout December, 0.35" (9mm) of snow is accumulated. Throughout the year, there are 4.8 snowfall days, and 1.46" (37mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:50 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:08 am and sunset at 4:54 pm CST.
Sunshine
The average sunshine in December is 4.8h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: In December, the UV index of 2 transforms into the following advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How much 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 in Big Boy Junction?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index intensity in December in Big Boy Junction?
Average temperature in December
Big Boy Junction, TN
- Average high temperature in December: 48.7°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in December
Big Boy Junction, TN
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Big Boy Junction, TN
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Big Boy Junction, TN
- Average humidity in December: 77%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Big Boy Junction, TN
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.59").
Average rainfall days in December
Big Boy Junction, TN
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Big Boy Junction, TN
- Average snowfall in December: 0.35"
The month with the highest snowfall is March (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Big Boy Junction, TN
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is January (1.4 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
Big Boy Junction, TN
- Average daylight in December: 9h and 5min
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 48min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Big Boy Junction, TN
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (14.5 days).
Average UV index in December
Big Boy Junction, TN
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Big Boy Junction, TN
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Big Boy Junction, TN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Big Boy Junction, Tennessee, USA
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