December weather forecast
Lanier, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Lanier, Tennessee, with temperature in the range of an average low of 35.4°F (1.9°C) and an average high of 49.5°F (9.7°C).

Temperature

Lanier's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's mild 57.2°F (14°C) to a chilly 49.5°F (9.7°C). December brings Lanier a consistent average low-temperature of 35.4°F (1.9°C).

Humidity

December is the most humid month, with an average relative humidity of 79%.

Rainfall

In Lanier, Tennessee, in December, it is raining for 13.6 days, with typically 3.11" (79mm) of accumulated precipitation. In Lanier, Tennessee, during the entire year, the rain falls for 171.1 days and collects up to 32.24" (819mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Lanier, during December, snow falls for 2.5 days and regularly aggregates up to 0.39" (10mm) of snow. In Lanier, during the entire year, snow falls for 15 days and aggregates up to 2.52" (64mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 7:28 am and sunset at 5:23 pm. On the last day of December, sunrise is at 7:45 am and sunset at 5:33 pm EST.

Sunshine

In Lanier, the average sunshine in December is 5.2h.

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 unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Enhance your sun protection with tightly woven, yet airy clothing. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

The high-temperature, in December, in Lanier, records 49.5°F (9.7°C), while the low-temperature is 35.4°F (1.9°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 86°F (30°C).

What is the most humid month?

With an average relative humidity of 79%, December is the most humid month.

What is the average humidity in December?

In December, the average relative humidity is 79%.

How much 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 December?

In Lanier, during December, snow falls for 2.5 days and regularly aggregates up to 0.39" (10mm) of snow.

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.

How many hours of daylight does Lanier have in December?

In December, the average day length is 9h and 48min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:33 pm EST.

How many hours of sunshine does Lanier have in December?

In December, the average sunshine duration is 5.2h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

In Lanier, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes 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
Lanier, TN

Average temperature in December - Lanier, TN
  • Average high temperature in December: 49.5°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in December: 35.4°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 (30°F).

Average pressure in December
Lanier, TN

Average pressure in December - Lanier, 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 (29.98"Hg).

Average wind speed in December
Lanier, TN

Average wind speed in December - Lanier, TN
  • Average wind speed in December: 5.4mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in December
Lanier, TN

Average humidity in December - Lanier, TN
  • Average humidity in December: 79%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Lanier, TN

Average rainfall in December - Lanier, TN
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is July (3.7").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in December
Lanier, TN

Average rainfall days in December - Lanier, TN
  • Average rainfall days in December: 13.6 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in December
Lanier, TN

Average snowfall in December - Lanier, TN
  • Average snowfall in December: 0.39"

The month with the highest snowfall is February (0.91").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Lanier, TN

Average snowfall days in December - Lanier, TN
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is January (4.7 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
Lanier, TN

Average daylight in December / Average sunshine in December - Lanier, 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: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December
Lanier, TN

Average sunshine days in December - Lanier, TN
  • Average sunshine days in December: 15.2 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (10.5 days).

Average UV index in December
Lanier, TN

Average UV index in December - Lanier, 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
Lanier, TN

Average cloud cover in December - Lanier, TN
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in December
Lanier, TN

Average visibility in December - Lanier, TN
  • Average visibility in December: 6mi

The months with the highest visibility are February, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and March (5mi).

Lanier, Tennessee, USA

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