December weather forecast
Lafayette, TN

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Weather in December

The first month of the winter, December, is also a frosty month in Lafayette, Tennessee, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 47.1°F (8.4°C).

Temperature

In Lafayette, the average high-temperature in December decreases from a refreshing 56.1°F (13.4°C) in November to a frosty 47.1°F (8.4°C). Lafayette anticipates an average minimum temperature of 34.7°F (1.5°C) in the month of December.

Humidity

With an average relative humidity of 80%, December is the most humid month.

Rainfall

In December, the rain falls for 11.8 days. Throughout December, 2.72" (69mm) of precipitation is accumulated. Throughout the year, in Lafayette, Tennessee, there are 166.5 rainfall days, and 35.55" (903mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Lafayette are January through April, November and December. In December, in Lafayette, Tennessee, it is snowing for 3.1 days. Throughout December, 0.94" (24mm) of snow is accumulated. In Lafayette, during the entire year, snow falls for 16.5 days and aggregates up to 4.92" (125mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 6:38 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

In Lafayette, Tennessee, the average sunshine in December is 4.3h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average December temperature in Lafayette?

An average high-temperature, in December, in Lafayette, is 47.1°F (8.4°C) and the average low-temperature is 34.7°F (1.5°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 96.8°F (36°C).

What is the most humid month in Lafayette?

December is the most humid month in Lafayette, with an average relative humidity of 80%.

What is the average humidity in December in Lafayette?

In December, the average relative humidity in Lafayette, Tennessee, is 80%.

How many days does it rain in December in Lafayette?

In Lafayette, Tennessee, during December, the rain falls for 11.8 days and regularly aggregates up to 2.72" (69mm) of precipitation.

How much does it snow in Lafayette in December?

In Lafayette, in December, during 3.1 snowfall days, 0.94" (24mm) of snow is typically accumulated.

What is the month with the shortest days in Lafayette?

With an average of 9h and 42min of daylight, December has the shortest days of the year in Lafayette, Tennessee.

How many hours of daylight does Lafayette have in December?

The average day length in December is 9h and 43min.

When are sunrise and sunset in December in Lafayette?

In December, on the first day of the month, sunrise is at 6:38 am and sunset at 4:28 pm. On the last day of the month, in Lafayette, Tennessee, sunrise is at 6:55 am and sunset at 4:38 pm CST.

How many hours of sunshine does Lafayette have in December?

In Lafayette, Tennessee, the average sunshine duration in December is 4.3h.

What is the month with the lowest UV index in Lafayette?

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

How high is the UV index in December in Lafayette?

In Lafayette, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Lafayette, TN

Average temperature in December - Lafayette, 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).

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Average pressure in December
Lafayette, TN

Average pressure in December - Lafayette, 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).

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Average wind speed in December
Lafayette, TN

Average wind speed in December - Lafayette, 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).

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Average humidity in December
Lafayette, TN

Average humidity in December - Lafayette, 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%).

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Average rainfall in December
Lafayette, TN

Average rainfall in December - Lafayette, 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").

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Average rainfall days in December
Lafayette, TN

Average rainfall days in December - Lafayette, 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).

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Average snowfall in December
Lafayette, TN

Average snowfall in December - Lafayette, 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").

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Average snowfall days in December
Lafayette, TN

Average snowfall days in December - Lafayette, 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).

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

Average daylight in December / Average sunshine in December - Lafayette, 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).

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Average sunshine days in December
Lafayette, TN

Average sunshine days in December - Lafayette, 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).

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Average UV index in December
Lafayette, TN

Average UV index in December - Lafayette, 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).

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Average cloud cover in December
Lafayette, TN

Average cloud cover in December - Lafayette, 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).

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Average visibility in December
Lafayette, TN

Average visibility in December - Lafayette, 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).

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Lafayette, Tennessee, USA

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