December weather forecast
Lake Valley, TN

Share

Weather in December

The first month of the winter, December, is also a frosty month in Lake Valley, Tennessee, with an average temperature fluctuating between 34.7°F (1.5°C) and 48.2°F (9°C).

Temperature

The transition to December results in a modest reduction in average high-temperature, moving from a mild 56.3°F (13.5°C) in November to a frosty 48.2°F (9°C). The nighttime temperature, during December, averages of 34.7°F (1.5°C).

Humidity

February, March and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In Lake Valley, in December, it is raining for 13.6 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 173.9 rainfall days, and 38.31" (973mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Lake Valley, Tennessee, during December, snow falls for 2.6 days and regularly aggregates up to 0.51" (13mm) of snow. Throughout the year, there are 13.7 snowfall days, and 2.99" (76mm) of snow is accumulated.

Daylight

The month with the shortest days in Lake Valley is December, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 6:34 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:37 pm CST.

Sunshine

In December, the average sunshine is 4.7h.

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 low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 2 in December translates into this advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

In December, in Lake Valley, the average high-temperature is 48.2°F (9°C), and the average low-temperature is 34.7°F (1.5°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 98.6°F (37°C).

What is the most humid month?

February, March and December, with an average relative humidity of 79%, are most humid months.

What is the average humidity in December?

In December, the average relative humidity is 79%.

How many days does it rain in December?

In December, the rain falls for 13.6 days. Throughout December, 3.11" (79mm) of precipitation is accumulated.

How much does it snow in Lake Valley in December?

In December, it is snowing for 2.6 days. Throughout December, 0.51" (13mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 48min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In Lake Valley, the average day length in December is 9h and 45min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:34 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:37 pm CST.

How many hours of sunshine does Lake Valley have in December?

In Lake Valley, the average sunshine duration in December is 4.7h.

When is the lowest UV index?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.

How high is the UV index in December in Lake Valley?

In December, the average daily maximum UV index in Lake Valley is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Lake Valley, TN

Average temperature in December - Lake Valley, TN
  • Average high temperature in December: 48.2°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (43.5°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).

Average pressure in December
Lake Valley, TN

Average pressure in December - Lake Valley, 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 (29.97"Hg).

Average wind speed in December
Lake Valley, TN

Average wind speed in December - Lake Valley, TN
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

Average humidity in December
Lake Valley, TN

Average humidity in December - Lake Valley, TN
  • Average humidity in December: 79%

The months with the highest relative humidity are February, March and December (79%).
The month with the lowest relative humidity is November (75%).

Average rainfall in December
Lake Valley, TN

Average rainfall in December - Lake Valley, TN
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is February (4.09").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in December
Lake Valley, TN

Average rainfall days in December - Lake Valley, TN
  • Average rainfall days in December: 13.6 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is November (10.8 days).

Average snowfall in December
Lake Valley, TN

Average snowfall in December - Lake Valley, TN
  • Average snowfall in December: 0.51"

The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Lake Valley, TN

Average snowfall days in December - Lake Valley, TN
  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is January (4.6 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
Lake Valley, TN

Average daylight in December / Average sunshine in December - Lake Valley, 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 4min

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 24min).

Average sunshine days in December
Lake Valley, TN

Average sunshine days in December - Lake Valley, TN
  • Average sunshine days in December: 15.2 days

The month with the most sunshine days is October (18.2 days).
The months with the least sunshine days are February and July (11.3 days).

Average UV index in December
Lake Valley, TN

Average UV index in December - Lake Valley, 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
Lake Valley, TN

Average cloud cover in December - Lake Valley, TN
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December
Lake Valley, TN

Average visibility in December - Lake Valley, 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).

Lake Valley, Tennessee, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location