December weather forecast
Lexington, TN

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Weather in December

The first month of the winter, December, is also a frosty month in Lexington, Tennessee, with an average temperature fluctuating between 36.5°F (2.5°C) and 49.6°F (9.8°C).

Temperature

December marks a gentle change in average high-temperature, declining from November's mild 57.7°F (14.3°C) to a chilly 49.6°F (9.8°C). December nights in Lexington, Tennessee, observe an average temperature dip to an icy 36.5°F (2.5°C).

Humidity

The average relative humidity in December in Lexington is 79%.

Rainfall

In December, in Lexington, Tennessee, the rain falls for 12.2 days. Throughout December, 2.91" (74mm) of precipitation is accumulated. Throughout the year, in Lexington, there are 158.9 rainfall days, and 32.6" (828mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Lexington are January through April, November and December. In December, in Lexington, it is snowing for 1.3 days. Throughout December, 0.51" (13mm) of snow is accumulated. In Lexington, Tennessee, during the entire year, snow falls for 9.6 days and aggregates up to 2.72" (69mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year in Lexington.
On the first day of December in Lexington, sunrise is at 6:45 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 4:50 pm CST.

Sunshine

The average sunshine in December in Lexington is 4.7h.

UV index

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 vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during December leads to these advisories:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average December temperature in Lexington?

The high-temperature, in December, in Lexington, records 49.6°F (9.8°C), while the low-temperature is 36.5°F (2.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is computed to be 87.8°F (31°C).

What is the average humidity in December in Lexington?

The average relative humidity in December is 79%.

How many days does it rain in December in Lexington?

In Lexington, Tennessee, in December, it is raining for 12.2 days, with typically 2.91" (74mm) of accumulated precipitation.

How many days does it snow in December in Lexington?

In Lexington, during December, snow falls for 1.3 days and regularly aggregates up to 0.51" (13mm) of snow.

What is the month with the shortest days in Lexington?

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

How many hours of daylight does Lexington have in December?

The average day length in December in Lexington, Tennessee, is 9h and 47min.

When are sunrise and sunset in December in Lexington?

In December, on the first day of the month, sunrise is at 6:45 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 4:50 pm CST.

How long on average sun shines in December in Lexington?

In December, the average sunshine duration in Lexington, Tennessee, is 4.7h.

When is the lowest UV index in Lexington?

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

What is the UV index intensity in December in Lexington?

In December, the average daily maximum UV index in Lexington, Tennessee, is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
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
Lexington, TN

Average temperature in December - Lexington, TN
  • Average high temperature in December: 49.6°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in December: 36.5°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

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Average pressure in December
Lexington, TN

Average pressure in December - Lexington, 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 (29.96"Hg).

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Average wind speed in December
Lexington, TN

Average wind speed in December - Lexington, TN
  • Average wind speed in December: 7.9mph

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).

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Average humidity in December
Lexington, TN

Average humidity in December - Lexington, 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 (72%).

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Average rainfall in December
Lexington, TN

Average rainfall in December - Lexington, TN
  • Average rainfall in December: 2.91"

The wettest month (with the highest rainfall) is February (3.7").
The driest month (with the least rainfall) is September (1.38").

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Average rainfall days in December
Lexington, TN

Average rainfall days in December - Lexington, TN
  • Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in December
Lexington, TN

Average snowfall in December - Lexington, TN
  • Average snowfall in December: 0.51"

The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Lexington, TN

Average snowfall days in December - Lexington, TN
  • Average snowfall days in December: 1.3 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Lexington, TN

Average daylight in December / Average sunshine in December - Lexington, TN
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Lexington, TN

Average sunshine days in December - Lexington, TN
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (11.5 days).

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Average UV index in December
Lexington, TN

Average UV index in December - Lexington, 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).

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Average cloud cover in December
Lexington, TN

Average cloud cover in December - Lexington, TN
  • Average cloud cover in December: 50

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in December
Lexington, TN

Average visibility in December - Lexington, 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).

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Lexington, Tennessee, USA

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