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 Willette, the average high-temperature in December decreases from a mild 56.1°F (13.4°C) in November to a chilly 47.1°F (8.4°C). An average low-temperature of 34.7°F (1.5°C) is observed during the December nights.Humidity
December is the most humid month, with an average relative humidity of 80%.Rainfall
In Willette, in December, during 11.8 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, there are 166.5 rainfall days, and 35.55" (903mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 3.1 days. Throughout December, 0.94" (24mm) of snow is accumulated. Throughout the year, there are 16.5 snowfall days, and 4.92" (125mm) 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 6:37 am and sunset at 4:28 pm. On the last day of December, sunrise is at 6:55 am and sunset at 4:38 pm CST.
Sunshine
The average sunshine in December is 4.3h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 2 during December leads to these advisories:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the most humid month?
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?
How many hours of daylight does Willette have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Willette have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Willette, TN
- Average high temperature in December: 47.1°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (42.6°F).
- Average low temperature in December: 34.7°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in December
Willette, TN
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Willette, TN
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in December
Willette, TN
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in December
Willette, TN
- Average rainfall in December: 2.72"
The wettest month (with the highest rainfall) is July (4.29").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in December
Willette, TN
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in December
Willette, TN
- Average snowfall in December: 0.94"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Willette, TN
- Average snowfall days in December: 3.1 days
The month with the highest number of snowfall days is January (5 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
Willette, 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 2min
The months with the most sunshine are June and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in December
Willette, TN
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in December
Willette, 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
Willette, TN
- Average cloud cover in December: 55
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in December
Willette, TN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, May, July, August and September (5mi).
Willette, Tennessee, USA
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