December weather forecast
Bartlett, TN

Weather in December

The first month of the winter, December, is also a fresh month in Bartlett, Tennessee, with temperature in the range of an average low of 38.3°F (3.5°C) and an average high of 50.9°F (10.5°C).

Temperature

In Bartlett, the average high-temperature in December slightly decreases from a moderate 58.6°F (14.8°C) in November to a cool 50.9°F (10.5°C). The average low-temperature, in Bartlett, is 38.3°F (3.5°C).

Humidity

March and December, with an average relative humidity of 78%, are the most humid months in Bartlett.

Rainfall

In Bartlett, during December, the rain falls for 9.9 days and regularly aggregates up to 2.09" (53mm) of precipitation. Throughout the year, in Bartlett, Tennessee, there are 138.3 rainfall days, and 20.94" (532mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Bartlett. In Bartlett, in December, snow falls for 0.8 days, with typically accumulated 0.12" (3mm) of snow. Throughout the year, there are 5 snowfall days, and 0.79" (20mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 50min of daylight.
On the first day of the month, sunrise is at 6:49 am and sunset at 4:47 pm. On the last day of December, in Bartlett, Tennessee, sunrise is at 7:07 am and sunset at 4:57 pm CST.

Sunshine

The average sunshine in December is 5h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Bartlett, Tennessee. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 3 in December interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Bartlett?

In Bartlett, Tennessee, in December, the average high-temperature is 50.9°F (10.5°C), and the average low-temperature is 38.3°F (3.5°C). 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 calculated to be 89.6°F (32°C).

What are the most humid months in Bartlett?

March and December, with an average relative humidity of 78%, are most humid months in Bartlett.

What is the average humidity in December in Bartlett?

The average relative humidity in December in Bartlett, Tennessee, is 78%.

How many days does it rain in December in Bartlett?

In Bartlett, Tennessee, during December, the rain falls for 9.9 days and regularly aggregates up to 2.09" (53mm) of precipitation.

How many days does it snow in December in Bartlett?

In Bartlett, Tennessee, in December, snow falls for 0.8 days, with typically accumulated 0.12" (3mm) of snow.

What is the month with the shortest days in Bartlett?

The month with the shortest days in Bartlett, Tennessee, is December, with an average of 9h and 50min of daylight.

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

The average day length in December in Bartlett, Tennessee, is 9h and 50min.

What time are sunrise and sunset in December in Bartlett?

On the first day of December in Bartlett, sunrise is at 6:49 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:57 pm CST.

How long on average sun shines in December in Bartlett?

In Bartlett, the average sunshine duration in December is 5h.

What are the months with the lowest UV index in Bartlett?

The months with the lowest UV index in Bartlett are January, February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in December in Bartlett?

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bartlett, TN

Average temperature in December - Bartlett, TN
  • Average high temperature in December: 50.9°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (46.6°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

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Average pressure in December
Bartlett, TN

Average pressure in December - Bartlett, 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).

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Average wind speed in December
Bartlett, TN

Average wind speed in December - Bartlett, TN
  • Average wind speed in December: 8.2mph

The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in December
Bartlett, TN

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

The months with the highest relative humidity are March and December (78%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in December
Bartlett, TN

Average rainfall in December - Bartlett, TN
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is July (2.4").
The driest months (with the least rainfall) are January and November (1.06").

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Average rainfall days in December
Bartlett, TN

Average rainfall days in December - Bartlett, TN
  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is October (7.6 days).

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Average snowfall in December
Bartlett, TN

Average snowfall in December - Bartlett, TN
  • Average snowfall in December: 0.12"

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").

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Average snowfall days in December
Bartlett, TN

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

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Bartlett, TN
  • Average daylight in December: 9h and 50min

The month with the longest days is June (Average daylight: 14h and 29min).
The month with the shortest days is December (Average daylight: 9h and 50min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Bartlett, TN

Average sunshine days in December - Bartlett, TN
  • Average sunshine days in December: 19 days

The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (12.5 days).

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Average UV index in December
Bartlett, TN

Average UV index in December - Bartlett, TN
  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Bartlett, TN

Average cloud cover in December - Bartlett, TN
  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).

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Average visibility in December
Bartlett, TN

Average visibility in December - Bartlett, 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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