December weather forecast
Granville, TN

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Weather in December

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

Temperature

December brings a slight decrease in temperature, down from a moderate 56.7°F (13.7°C) in November to a frosty 48.6°F (9.2°C). Granville records an average low of 35.2°F (1.8°C) throughout the nights in December.

Humidity

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

Rainfall

In Granville, in December, during 13.5 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. Throughout the year, in Granville, there are 177.2 rainfall days, and 40.94" (1040mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Granville. In Granville, in December, during 2.6 snowfall days, 0.39" (10mm) of snow is typically accumulated. Throughout the year, in Granville, there are 14 snowfall days, and 3.58" (91mm) of snow is accumulated.

Daylight

The month with the shortest days in Granville is December, with an average of 9h and 42min of daylight.
On the first day of December in Granville, sunrise is at 6:36 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 4:38 pm CST.

Sunshine

The average sunshine in December in Granville is 4.6h.

UV index

The months with the lowest UV index in Granville are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 2 in December leads to these guidelines:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Frequently asked questions

What is the usual temperature for Granville in December?

The high-temperature, in December, in Granville, records 48.6°F (9.2°C), while the low-temperature is 35.2°F (1.8°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in September is appraised at 84.2°F (29°C).

What is the most humid month in Granville?

The most humid month in Granville, Tennessee, is December, with an average relative humidity of 80%.

What is the average humidity in December in Granville?

The average relative humidity in December is 80%.

How many days does it rain in December in Granville?

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

How much does it snow in Granville in December?

In Granville, during December, snow falls for 2.6 days and regularly aggregates up to 0.39" (10mm) of snow.

What is the month with the shortest days in Granville?

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

How many hours of daylight does Granville have in December?

The average day length in December in Granville is 9h and 44min.

What time are sunrise and sunset in December in Granville?

In December, on the first day of the month, sunrise is at 6:36 am and sunset at 4:28 pm. On the last day of the month, in Granville, sunrise is at 6:54 am and sunset at 4:38 pm CST.

How many hours of sunshine does Granville have in December?

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

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

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

How high is the UV index in December in Granville?

In December, the average daily maximum UV index in Granville is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to 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
Granville, TN

Average temperature in December - Granville, 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).

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Average pressure in December
Granville, TN

Average pressure in December - Granville, 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).

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Average wind speed in December
Granville, TN

Average wind speed in December - Granville, 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).

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Average humidity in December
Granville, TN

Average humidity in December - Granville, 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%).

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Average rainfall in December
Granville, TN

Average rainfall in December - Granville, 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").

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Average rainfall days in December
Granville, TN

Average rainfall days in December - Granville, 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).

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Average snowfall in December
Granville, TN

Average snowfall in December - Granville, 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").

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Average snowfall days in December
Granville, TN

Average snowfall days in December - Granville, 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).

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

Average daylight in December / Average sunshine in December - Granville, 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).

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Average sunshine days in December
Granville, TN

Average sunshine days in December - Granville, 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).

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Average UV index in December
Granville, TN

Average UV index in December - Granville, 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
Granville, TN

Average cloud cover in December - Granville, 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).

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Average visibility in December
Granville, TN

Average visibility in December - Granville, 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).

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Granville, Tennessee, USA

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