December weather forecast
Graveltown, TN

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Weather in December

The first month of the winter, December, is also a frosty month in Graveltown, Tennessee, with an average temperature ranging between min 35.2°F (1.8°C) and max 48.6°F (9.2°C).

Temperature

In Graveltown, the beginning of December is marked by a marginally lowered average high-temperature, shifting from November's refreshing 56.7°F (13.7°C) to a chilly 48.6°F (9.2°C). Throughout December nights, Graveltown registers an average low-temperature of 35.2°F (1.8°C).

Humidity

With an average relative humidity of 80%, December is the most humid month.

Rainfall

In December, the rain falls for 13.5 days. Throughout December, 3.27" (83mm) of precipitation is accumulated. In Graveltown, during the entire year, the rain falls for 177.2 days and collects up to 40.94" (1040mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Graveltown, in December, during 2.6 snowfall days, 0.39" (10mm) of snow is typically accumulated. In Graveltown, Tennessee, during the entire year, snow falls for 14 days and aggregates up to 3.58" (91mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 42min of daylight.
On the first day of December, sunrise is at 6:37 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:39 pm CST.

Sunshine

In Graveltown, the average sunshine in December is 4.6h.

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 reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

What are the temperatures in December?

The average high-temperature and low-temperature during December are 48.6°F (9.2°C) and 35.2°F (1.8°C) respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 84.2°F (29°C).

What is the most humid month?

December is the most humid month, with an average relative humidity of 80%.

What is the average humidity in December?

In December, the average relative humidity is 80%.

How many days does it rain in December?

In December, the rain falls for 13.5 days. Throughout December, 3.27" (83mm) of precipitation is accumulated.

How many days does it snow in December?

In December, it is snowing for 2.6 days. Throughout December, 0.39" (10mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 42min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In December, the average day length is 9h and 44min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:37 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:39 pm CST.

How long on average sun shines in December?

In Graveltown, the average sunshine duration in December is 4.6h.

What are the months with the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
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
Graveltown, TN

Average temperature in December - Graveltown, TN
  • Average high temperature in December: 48.6°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in December
Graveltown, TN

Average pressure in December - Graveltown, 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 (29.97"Hg).

Average wind speed in December
Graveltown, TN

Average wind speed in December - Graveltown, TN
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December
Graveltown, TN

Average humidity in December - Graveltown, TN
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (76%).

Average rainfall in December
Graveltown, TN

Average rainfall in December - Graveltown, TN
  • Average rainfall in December: 3.27"

The wettest months (with the highest rainfall) are February and July (4.17").
The driest month (with the least rainfall) is September (2.32").

Average rainfall days in December
Graveltown, TN

Average rainfall days in December - Graveltown, TN
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in December
Graveltown, TN

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

The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Graveltown, TN

Average snowfall days in December - Graveltown, TN
  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is January (4.5 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
Graveltown, TN

Average daylight in December / Average sunshine in December - Graveltown, TN
  • Average daylight in December: 9h and 4min

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 42min).

  • Average sunshine in December: 4h and 4min

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

Average sunshine days in December
Graveltown, TN

Average sunshine days in December - Graveltown, TN
  • Average sunshine days in December: 15.2 days

The months with the most sunshine days are October and November (18 days).
The month with the least sunshine days is July (10 days).

Average UV index in December
Graveltown, TN

Average UV index in December - Graveltown, 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
Graveltown, TN

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

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in December
Graveltown, TN

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

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

Graveltown, Tennessee, USA

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