December weather forecast
Brighton, TN

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Weather in December

December, the first month of the winter in Brighton, is still a chilly month, with temperature in the range of an average low of 37.6°F (3.1°C) and an average high of 49.8°F (9.9°C).

Temperature

December brings a minor shift in the average high-temperature, adjusting from a mild 58.3°F (14.6°C) in November to a chilly 49.8°F (9.9°C). Throughout December, the nighttime temperature in Brighton averages to a wintry 37.6°F (3.1°C).

Humidity

In December, the average relative humidity in Brighton is 77%.

Rainfall

In Brighton, during December, the rain falls for 10.8 days and regularly aggregates up to 3.03" (77mm) of precipitation. In Brighton, during the entire year, the rain falls for 147.9 days and collects up to 30.39" (772mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Brighton, in December, snow falls for 0.8 days, with typically accumulated 0.63" (16mm) of snow. Throughout the year, in Brighton, there are 5.8 snowfall days, and 3.07" (78mm) of snow is accumulated.

Daylight

The month with the shortest days in Brighton, Tennessee, is December, with an average of 9h and 48min of daylight.
On the first day of December in Brighton, sunrise is at 6:50 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:56 pm CST.

Sunshine

The average sunshine in December is 5h.

UV index

December is the month with the lowest UV index in Brighton, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Brighton in December?

Brighton in December has an average high-temperature of 49.8°F (9.9°C) and an average low-temperature of 37.6°F (3.1°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in September is computed to be 87.8°F (31°C).

What is the average humidity in December in Brighton?

In Brighton, Tennessee, the average relative humidity in December is 77%.

How many days does it rain in December in Brighton?

In Brighton, Tennessee, in December, it is raining for 10.8 days, with typically 3.03" (77mm) of accumulated precipitation.

How many days does it snow in December in Brighton?

In Brighton, in December, during 0.8 snowfall days, 0.63" (16mm) of snow is typically accumulated.

What is the month with the shortest days in Brighton?

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

What is the average length of the day in December in Brighton?

The average day length in December in Brighton is 9h and 49min.

What time are sunrise and sunset in December in Brighton?

In December, on the first day of the month, sunrise is at 6:50 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:56 pm CST.

How long on average sun shines in December in Brighton?

The average sunshine duration in December in Brighton, Tennessee, is 5h.

When is the lowest UV index in Brighton?

The month with the lowest UV index in Brighton, Tennessee, is December, with an average maximum UV index of 2.

What is the UV index reading in December in Brighton?

In December, the average daily maximum UV index in Brighton is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Brighton, TN

Average temperature in December - Brighton, TN
  • Average high temperature in December: 49.8°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (46.2°F).

  • Average low temperature in December: 37.6°F

The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).

Average pressure in December
Brighton, TN

Average pressure in December - Brighton, 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 (29.94"Hg).

Average wind speed in December
Brighton, TN

Average wind speed in December - Brighton, TN
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is February (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in December
Brighton, TN

Average humidity in December - Brighton, TN
  • Average humidity in December: 77%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (69%).

Average rainfall in December
Brighton, TN

Average rainfall in December - Brighton, TN
  • Average rainfall in December: 3.03"

The wettest month (with the highest rainfall) is February (3.15").
The driest months (with the least rainfall) are January and September (1.57").

Average rainfall days in December
Brighton, TN

Average rainfall days in December - Brighton, TN
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is November (8.6 days).

Average snowfall in December
Brighton, TN

Average snowfall in December - Brighton, TN
  • Average snowfall in December: 0.63"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Brighton, TN

Average snowfall days in December - Brighton, TN
  • Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Brighton, 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 0min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in December
Brighton, TN

Average sunshine days in December - Brighton, TN
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is October (20.5 days).
The months with the least sunshine days are July and August (12.5 days).

Average UV index in December
Brighton, TN

Average UV index in December - Brighton, TN
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Brighton, TN

Average cloud cover in December - Brighton, TN
  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in December
Brighton, TN

Average visibility in December - Brighton, 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).

Brighton, Tennessee, USA

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