December weather forecast
Marmor, TN

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Weather in December

December, the first month of the winter in Marmor, is also a frosty month, with temperature in the range of an average high of 49.1°F (9.5°C) and an average low of 35.4°F (1.9°C).

Temperature

December is marked by a subtle drop in average high-temperatures, transitioning from a moderate 57°F (13.9°C) in November to a frosty 49.1°F (9.5°C). In the month of December, the average temperature in Marmor dips to a wintry 35.4°F (1.9°C) during the night.

Humidity

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

Rainfall

In Marmor, in December, it is raining for 14.2 days, with typically 3.86" (98mm) of accumulated precipitation. Throughout the year, in Marmor, there are 177.6 rainfall days, and 37.91" (963mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Marmor, Tennessee, in December, during 3.5 snowfall days, 0.83" (21mm) of snow is typically accumulated. Throughout the year, in Marmor, there are 19 snowfall days, and 5.59" (142mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of December in Marmor, Tennessee, sunrise is at 7:28 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:33 pm EST.

Sunshine

In Marmor, the average sunshine in December is 5.2h.

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 of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Frequently asked questions

What is the usual temperature for Marmor in December?

December temperatures in Marmor, Tennessee, vary between a high-temperature of 49.1°F (9.5°C) and a low-temperature of 35.4°F (1.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 86°F (30°C).

What is the most humid month in Marmor?

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

What is the average humidity in December in Marmor?

The average relative humidity in December in Marmor is 79%.

How much does it rain in Marmor in December?

In Marmor, Tennessee, in December, it is raining for 14.2 days, with typically 3.86" (98mm) of accumulated precipitation.

How much does it snow in Marmor in December?

In December, in Marmor, it is snowing for 3.5 days. Throughout December, 0.83" (21mm) of snow is accumulated.

What is the month with the shortest days in Marmor?

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

How many hours of daylight does Marmor have in December?

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

When are sunrise and sunset in December in Marmor?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:22 pm. On the last day of the month, in Marmor, sunrise is at 7:46 am and sunset at 5:33 pm EST.

How many hours of sunshine does Marmor have in December?

In Marmor, the average sunshine duration in December is 5.2h.

What is the month with the lowest UV index in Marmor?

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

What is the UV index intensity in December in Marmor?

In December, the average daily maximum UV index in Marmor, Tennessee, 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
Marmor, TN

Average temperature in December - Marmor, TN
  • Average high temperature in December: 49.1°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 (44.8°F).

  • Average low temperature in December: 35.4°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in December
Marmor, TN

Average pressure in December - Marmor, TN
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Marmor, TN

Average wind speed in December - Marmor, TN
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average humidity in December
Marmor, TN

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

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in December
Marmor, TN

Average rainfall in December - Marmor, TN
  • Average rainfall in December: 3.86"

The wettest month (with the highest rainfall) is February (4.33").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in December
Marmor, TN

Average rainfall days in December - Marmor, TN
  • Average rainfall days in December: 14.2 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (10.3 days).

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Average snowfall in December
Marmor, TN

Average snowfall in December - Marmor, TN
  • Average snowfall in December: 0.83"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Marmor, TN

Average snowfall days in December - Marmor, TN
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is January (5.5 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
Marmor, TN

Average daylight in December / Average sunshine in December - Marmor, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in December
Marmor, TN

Average sunshine days in December - Marmor, TN
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in December
Marmor, TN

Average UV index in December - Marmor, 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).

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Average cloud cover in December
Marmor, TN

Average cloud cover in December - Marmor, TN
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in December
Marmor, TN

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

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

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Marmor, Tennessee, USA

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