December weather forecast
Brooklin, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Brooklin, Tennessee, with an average temperature fluctuating between 36.1°F (2.3°C) and 49.3°F (9.6°C).

Temperature

Brooklin observes a small decrease in the average high-temperature with the arrival of December, falling from November's moderate 57.7°F (14.3°C) to a chilly 49.3°F (9.6°C). Brooklin experiences a steady low-temperature of 36.1°F (2.3°C) throughout December.

Humidity

With an average relative humidity of 78%, December is the most humid month.

Rainfall

In Brooklin, Tennessee, during December, the rain falls for 11.1 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Brooklin, during the entire year, the rain falls for 150.1 days and collects up to 24.41" (620mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Brooklin, Tennessee, during December, snow falls for 2.5 days and regularly aggregates up to 0.39" (10mm) of snow. In Brooklin, during the entire year, snow falls for 12.1 days and aggregates up to 2.24" (57mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:39 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:42 pm CST.

Sunshine

In December, the average sunshine is 4.5h.

UV index

February and December, with an average maximum UV index of 2, are months with the lowest UV index in Brooklin. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: An average UV index of 2 in December transforms into this advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

What is the temperature in December in Brooklin?

The average high-temperature and low-temperature during December are 49.3°F (9.6°C) and 36.1°F (2.3°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is appraised at 87.8°F (31°C).

What is the most humid month in Brooklin?

The most humid month in Brooklin is December, with an average relative humidity of 78%.

What is the average humidity in December in Brooklin?

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

How many days does it rain in December in Brooklin?

In Brooklin, in December, during 11.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

How much does it snow in Brooklin in December?

In Brooklin, in December, snow falls for 2.5 days, with typically accumulated 0.39" (10mm) of snow.

What is the month with the shortest days in Brooklin?

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

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

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

What time are sunrise and sunset in December in Brooklin?

On the first day of December, sunrise is at 6:39 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:42 pm CST.

How many hours of sunshine does Brooklin have in December?

In December, the average sunshine duration in Brooklin, Tennessee, is 4.5h.

When is the lowest UV index in Brooklin?

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

What is the UV index intensity in December in Brooklin?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Brooklin, TN

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

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in December: 36.1°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

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Average pressure in December
Brooklin, TN

Average pressure in December - Brooklin, 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).

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Average wind speed in December
Brooklin, TN

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

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

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Average humidity in December
Brooklin, TN

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

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).

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Average rainfall in December
Brooklin, TN

Average rainfall in December - Brooklin, TN
  • Average rainfall in December: 1.85"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").

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Average rainfall days in December
Brooklin, TN

Average rainfall days in December - Brooklin, TN
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).

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Average snowfall in December
Brooklin, TN

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

The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Brooklin, TN

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

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Brooklin, 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 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in December
Brooklin, TN

Average sunshine days in December - Brooklin, TN
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in December
Brooklin, TN

Average UV index in December - Brooklin, 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 February and December (UV index 2).

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Average cloud cover in December
Brooklin, TN

Average cloud cover in December - Brooklin, TN
  • Average cloud cover in December: 52

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in December
Brooklin, TN

Average visibility in December - Brooklin, 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).

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Brooklin, Tennessee, USA

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