December weather forecast
Nelsontown, TN

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Weather in December

December, the first month of the winter in Nelsontown, is still a chilly month, with an average temperature fluctuating between 32.9°F (0.5°C) and 47.3°F (8.5°C).

Temperature

December's arrival comes with a mild decrease in the average high-temperature, moving subtly from a mild 55.9°F (13.3°C) in November to a frosty 47.3°F (8.5°C). An average nighttime temperature of 32.9°F (0.5°C) is witnessed throughout December.

Humidity

In Nelsontown, the average relative humidity in December is 78%.

Rainfall

In Nelsontown, in December, during 10.9 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. In Nelsontown, during the entire year, the rain falls for 147.1 days and collects up to 23.46" (596mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Nelsontown. In Nelsontown, during December, snow falls for 2.7 days and regularly aggregates up to 1.38" (35mm) of snow. In Nelsontown, during the entire year, snow falls for 16.7 days and aggregates up to 5.35" (136mm) 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 December, sunrise is at 7:24 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:24 pm EST.

Sunshine

In December, the average sunshine is 5.3h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. To protect against the Sun's most potent rays, avoid direct exposure around midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Nelsontown in December?

The high-temperature, in December, in Nelsontown, is 47.3°F (8.5°C), while the low-temperature averages to 32.9°F (0.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in August is appraised at 95°F (35°C).

What is the average humidity in December?

The average relative humidity in December is 78%.

How much does it rain in December?

In Nelsontown, during December, the rain falls for 10.9 days and regularly aggregates up to 2.17" (55mm) of precipitation.

How many days does it snow in December?

In December, it is snowing for 2.7 days. Throughout December, 1.38" (35mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

How many hours of daylight does Nelsontown have in December?

In December, the average day length is 9h and 43min.

When is the sunrise / sunset in December?

On the first day of December in Nelsontown, Tennessee, sunrise is at 7:24 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:24 pm EST.

How long on average sun shines in December?

The average sunshine duration in December in Nelsontown is 5.3h.

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 intensity in December?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat from 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
Nelsontown, TN

Average temperature in December - Nelsontown, TN
  • Average high temperature in December: 47.3°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in December
Nelsontown, TN

Average pressure in December - Nelsontown, 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
Nelsontown, TN

Average wind speed in December - Nelsontown, TN
  • Average wind speed in December: 5.6mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in December
Nelsontown, TN

Average humidity in December - Nelsontown, TN
  • Average humidity in December: 78%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are July, August, September and November (74%).

Average rainfall in December
Nelsontown, TN

Average rainfall in December - Nelsontown, TN
  • Average rainfall in December: 2.17"

The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (0.98").

Average rainfall days in December
Nelsontown, TN

Average rainfall days in December - Nelsontown, TN
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is November (8 days).

Average snowfall in December
Nelsontown, TN

Average snowfall in December - Nelsontown, TN
  • Average snowfall in December: 1.38"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Nelsontown, TN

Average snowfall days in December - Nelsontown, TN
  • Average snowfall days in December: 2.7 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Nelsontown, 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: 5h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in December
Nelsontown, TN

Average sunshine days in December - Nelsontown, TN
  • Average sunshine days in December: 16.6 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (11.9 days).

Average UV index in December
Nelsontown, TN

Average UV index in December - Nelsontown, 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
Nelsontown, TN

Average cloud cover in December - Nelsontown, TN
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Nelsontown, TN

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

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

Nelsontown, Tennessee, USA

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