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 brings a slight decrease in temperature, down from a moderate 55.6°F (13.1°C) in November to a chilly 47.5°F (8.6°C). Throughout December, an average nighttime temperature of 32.9°F (0.5°C) is experienced.Humidity
December is the most humid month in Alexander Mill, with an average relative humidity of 79%.Rainfall
In Alexander Mill, Tennessee, in December, during 13.8 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. In Alexander Mill, during the entire year, the rain falls for 188.6 days and collects up to 32.87" (835mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. December is the month with the most snowfall in Alexander Mill. Snow falls for 6 days and accumulates 4.09" (104mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:24 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:26 pm EST.
Sunshine
In Alexander Mill, the average sunshine in December is 5.5h.UV index
The months with the lowest UV index in Alexander Mill are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Alexander Mill in December?
What is the most humid month in Alexander Mill?
What is the average humidity in December in Alexander Mill?
How much does it rain in Alexander Mill in December?
What is the snowiest month in Alexander Mill?
How much does it snow in Alexander Mill in December?
What is the month with the shortest days in Alexander Mill?
What is the average length of the day in December in Alexander Mill?
When are sunrise and sunset in December in Alexander Mill?
How long on average sun shines in December in Alexander Mill?
When is the lowest UV index in Alexander Mill?
How high is the UV index in December in Alexander Mill?
Average temperature in December
Alexander Mill, TN
- Average high temperature in December: 47.5°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (43.2°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in December
Alexander Mill, 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
Alexander Mill, 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 (3.7mph).
Average humidity in December
Alexander Mill, TN
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in December
Alexander Mill, TN
- Average rainfall in December: 3.23"
The wettest month (with the highest rainfall) is February (3.39").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in December
Alexander Mill, TN
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in December
Alexander Mill, TN
- Average snowfall in December: 4.09"
The month with the highest snowfall is December (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Alexander Mill, TN
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Alexander Mill, 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: 5h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Alexander Mill, TN
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Alexander Mill, 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
Alexander Mill, TN
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in December
Alexander Mill, TN
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Alexander Mill, Tennessee, USA
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