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 meteorological conditions change slightly, with the average high-temperature moving from a refreshing 55.6°F (13.1°C) in November to a chilly 47.3°F (8.5°C). In December, the nighttime temperature lowers to an average of 33.3°F (0.7°C).Humidity
February and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In December, the rain falls for 11.5 days. Throughout December, 2.17" (55mm) of precipitation is accumulated. Throughout the year, there are 147.7 rainfall days, and 23.94" (608mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 3 days. Throughout December, 0.98" (25mm) of snow is accumulated. Throughout the year, there are 18.6 snowfall days, and 5.12" (130mm) of snow is accumulated.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:24 am and sunset at 5:15 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:26 pm EST.
Sunshine
In December, the average sunshine is 5.2h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the most humid month?
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 are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Jearoldstown, TN
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in December: 33.3°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in December
Jearoldstown, TN
- 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
Jearoldstown, TN
- Average wind speed in December: 5.5mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in December
Jearoldstown, TN
- Average humidity in December: 79%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in December
Jearoldstown, TN
- Average rainfall in December: 2.17"
The wettest month (with the highest rainfall) is February (3.15").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in December
Jearoldstown, TN
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in December
Jearoldstown, TN
- Average snowfall in December: 0.98"
The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Jearoldstown, TN
- Average snowfall days in December: 3 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jearoldstown, TN
- 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 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Jearoldstown, TN
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in December
Jearoldstown, TN
- 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, February and December (UV index 2).
Average cloud cover in December
Jearoldstown, TN
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Jearoldstown, TN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and May (5mi).
Jearoldstown, Tennessee, USA
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