December weather forecast
Brookhill, TN

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Weather in December

December, the first month of the winter in Brookhill, is also a frosty month, with an average temperature fluctuating between 49.3°F (9.6°C) and 35.8°F (2.1°C).

Temperature

The arrival of December is marked by a minor reduction in average high-temperature, sliding from a refreshing 57.6°F (14.2°C) in November to a frosty 49.3°F (9.6°C). The average low-temperature in Brookhill during December nights is an icy 35.8°F (2.1°C).

Humidity

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

Rainfall

In Brookhill, in December, during 9.6 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, in Brookhill, there are 123.1 rainfall days, and 12.76" (324mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Brookhill, Tennessee, are January through March, November and December. In Brookhill, in December, during 1.7 snowfall days, 0.2" (5mm) of snow is typically accumulated. Throughout the year, there are 10.9 snowfall days, and 0.87" (22mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Brookhill, Tennessee, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 6:38 am and sunset at 4:32 pm. On the last day of December, in Brookhill, sunrise is at 6:55 am and sunset at 4:42 pm CST.

Sunshine

The average sunshine in December in Brookhill is 4.7h.

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 estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 during December leads to these advisories:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures in Brookhill?

The high-temperature, in December, in Brookhill, is 49.3°F (9.6°C), while the low-temperature averages to 35.8°F (2.1°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 86°F (30°C).

What is the most humid month in Brookhill?

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

What is the average humidity in December in Brookhill?

In December, the average relative humidity is 79%.

How many days does it rain in December in Brookhill?

In Brookhill, in December, during 9.6 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

How much does it snow in Brookhill in December?

In Brookhill, in December, during 1.7 snowfall days, 0.2" (5mm) of snow is typically accumulated.

What is the month with the shortest days in Brookhill?

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

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

The average day length in December in Brookhill is 9h and 47min.

What time are sunrise and sunset in December in Brookhill?

On the first day of December in Brookhill, sunrise is at 6:38 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:42 pm CST.

How long on average sun shines in December in Brookhill?

The average sunshine duration in December in Brookhill, Tennessee, is 4.7h.

When is the lowest UV index in Brookhill?

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

What is the UV index intensity in December in Brookhill?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents 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
Brookhill, TN

Average temperature in December - Brookhill, TN
  • Average high temperature in December: 49.3°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in December: 35.8°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in December
Brookhill, TN

Average pressure in December - Brookhill, 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
Brookhill, TN

Average wind speed in December - Brookhill, TN
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in December
Brookhill, TN

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

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

Average rainfall in December
Brookhill, TN

Average rainfall in December - Brookhill, TN
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is February (1.5").
The driest month (with the least rainfall) is September (0.39").

Average rainfall days in December
Brookhill, TN

Average rainfall days in December - Brookhill, TN
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in December
Brookhill, TN

Average snowfall in December - Brookhill, TN
  • Average snowfall in December: 0.2"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Brookhill, TN

Average snowfall days in December - Brookhill, TN
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is January (3.8 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
Brookhill, TN

Average daylight in December / Average sunshine in December - Brookhill, 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: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Brookhill, TN

Average sunshine days in December - Brookhill, TN
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.3 days).

Average UV index in December
Brookhill, TN

Average UV index in December - Brookhill, 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
Brookhill, TN

Average cloud cover in December - Brookhill, TN
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December
Brookhill, TN

Average visibility in December - Brookhill, 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).

Brookhill, Tennessee, USA

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