December weather forecast
Brysonville, TN

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Weather in December

December, the first month of the winter in Brysonville, is still a chilly month, with an average temperature varying between 49.1°F (9.5°C) and 35.4°F (1.9°C).

Temperature

With the beginning of December, the average high-temperature shows a small decrease, transitioning from a mild 57.2°F (14°C) in November to a chilly 49.1°F (9.5°C). Brysonville reports an average low-temperature of 35.4°F (1.9°C) during the nights of December.

Humidity

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

Rainfall

In December, the rain falls for 12.9 days. Throughout December, 3.39" (86mm) of precipitation is accumulated. Throughout the year, there are 176.2 rainfall days, and 40.91" (1039mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Brysonville, during December, snow falls for 2.4 days and regularly aggregates up to 0.75" (19mm) of snow. Throughout the year, there are 13.8 snowfall days, and 3.74" (95mm) of snow is accumulated.

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 6:36 am and sunset at 4:30 pm. On the last day of December, sunrise is at 6:54 am and sunset at 4:40 pm CST.

Sunshine

The average sunshine in December 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 minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

In Brysonville, in December, the average high-temperature is 49.1°F (9.5°C), and the average low-temperature is 35.4°F (1.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is estimated at 86°F (30°C).

What is the most humid month in Brysonville?

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

What is the average humidity in December?

In December, the average relative humidity is 80%.

How many days does it rain in December?

In December, the rain falls for 12.9 days. Throughout December, 3.39" (86mm) of precipitation is accumulated.

How many days does it snow in December?

In Brysonville, Tennessee, in December, snow falls for 2.4 days, with typically accumulated 0.75" (19mm) of snow.

What is the month with the shortest days?

The month with the shortest days in Brysonville is December, with an average of 9h and 48min of daylight.

What is the average length of the day in December?

In Brysonville, Tennessee, the average day length in December is 9h and 46min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 6:36 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 4:40 pm CST.

How many hours of sunshine does Brysonville have in December?

In December, the average sunshine duration is 4.7h.

What is the month 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.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Brysonville, TN

Average temperature in December - Brysonville, TN
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in December: 35.4°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

Average pressure in December
Brysonville, TN

Average pressure in December - Brysonville, TN
  • Average pressure in December: 30.15"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in December
Brysonville, TN

Average wind speed in December - Brysonville, TN
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

Average humidity in December
Brysonville, TN

Average humidity in December - Brysonville, 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 (75%).

Average rainfall in December
Brysonville, TN

Average rainfall in December - Brysonville, TN
  • Average rainfall in December: 3.39"

The wettest months (with the highest rainfall) are February and July (4.45").
The driest month (with the least rainfall) is September (2.28").

Average rainfall days in December
Brysonville, TN

Average rainfall days in December - Brysonville, TN
  • Average rainfall days in December: 12.9 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in December
Brysonville, TN

Average snowfall in December - Brysonville, TN
  • Average snowfall in December: 0.75"

The month with the highest snowfall is January (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Brysonville, TN

Average snowfall days in December - Brysonville, TN
  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is January (4.2 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
Brysonville, TN

Average daylight in December / Average sunshine in December - Brysonville, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in December
Brysonville, TN

Average sunshine days in December - Brysonville, TN
  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in December
Brysonville, TN

Average UV index in December - Brysonville, 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
Brysonville, TN

Average cloud cover in December - Brysonville, 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 30).

Average visibility in December
Brysonville, TN

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

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

Brysonville, Tennessee, USA

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