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 shift from November to December coincides with a small decrease in the average high-temperature, down to a frosty 47.8°F (8.8°C) from a mild 56.3°F (13.5°C). Throughout December, Jewell registers a consistent average low-temperature of 35.4°F (1.9°C).Humidity
The average relative humidity in December is 79%.Rainfall
In Jewell, in December, it is raining for 12.2 days, with typically 3.54" (90mm) of accumulated precipitation. In Jewell, during the entire year, the rain falls for 171.3 days and collects up to 40.71" (1034mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Jewell, in December, snow falls for 1.5 days, with typically accumulated 0.87" (22mm) of snow. In Jewell, during the entire year, snow falls for 10.9 days and aggregates up to 4.72" (120mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:47 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 4:49 pm CST.
Sunshine
In December, the average sunshine is 4.9h.UV index
The months with the lowest UV index are February 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 unsafe exposure to UV radiation for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Stay sun-safe with clothing that is both closely woven and worn loosely. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Jewell have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Jewell, TN
- Average high temperature in December: 47.8°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (43.7°F).
- Average low temperature in December: 35.4°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).
Average pressure in December
Jewell, 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 (29.95"Hg).
Average wind speed in December
Jewell, TN
- Average wind speed in December: 8.5mph
The windiest months (with the highest average wind speed) are January, February and April (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).
Average humidity in December
Jewell, TN
- Average humidity in December: 79%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Jewell, TN
- Average rainfall in December: 3.54"
The wettest month (with the highest rainfall) is February (4.49").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Jewell, TN
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in December
Jewell, TN
- Average snowfall in December: 0.87"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Jewell, TN
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Jewell, 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: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Jewell, TN
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Jewell, TN
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in December
Jewell, TN
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Jewell, 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).
Jewell, Tennessee, USA
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