December weather forecast
Chartersville, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Chartersville, Tennessee, with temperature in the range of an average low of 35.6°F (2°C) and an average high of 49.1°F (9.5°C).

Temperature

The onset of December aligns with a soft reduction in the average high-temperature, gently falling from a moderate 56.8°F (13.8°C) in November to a chilly 49.1°F (9.5°C). Chartersville, in December, experiences an average temperature of 35.6°F (2°C) at night.

Humidity

March and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In Chartersville, in December, it is raining for 13.2 days, with typically 3.27" (83mm) of accumulated precipitation. In Chartersville, Tennessee, during the entire year, the rain falls for 178.7 days and collects up to 39.21" (996mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Chartersville, during December, snow falls for 2.4 days and regularly aggregates up to 0.75" (19mm) of snow. Throughout the year, there are 13.4 snowfall days, and 3.78" (96mm) 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 the month, sunrise is at 6:40 am and sunset at 4:35 pm. On the last day of December, sunrise is at 6:58 am and sunset at 4:45 pm CST.

Sunshine

February and December, with an average of 4.6h of sunshine, are months with the least sunshine in Chartersville.

UV index

The months with the lowest UV index in Chartersville, Tennessee, are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the average December temperature in Chartersville?

During December, Chartersville experiences an average high-temperature of 49.1°F (9.5°C) and a low-temperature of 35.6°F (2°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 86°F (30°C).

What is the most humid month in Chartersville?

The months with the highest humidity in Chartersville, Tennessee, are March and December, with an average relative humidity of 79%.

What is the average humidity in December in Chartersville?

In December, the average relative humidity is 79%.

How much does it rain in Chartersville in December?

In December, in Chartersville, Tennessee, the rain falls for 13.2 days. Throughout December, 3.27" (83mm) of precipitation is accumulated.

How many days does it snow in December in Chartersville?

In Chartersville, in December, snow falls for 2.4 days, with typically accumulated 0.75" (19mm) of snow.

What is the month with the shortest days in Chartersville?

With an average of 9h and 48min of daylight, December has the shortest days of the year in Chartersville, Tennessee.

How many hours of daylight does Chartersville have in December?

In December, the average day length is 9h and 47min.

What time are sunrise and sunset in December in Chartersville?

On the first day of December in Chartersville, Tennessee, sunrise is at 6:40 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 4:45 pm CST.

What are the months with the least sunshine in Chartersville?

February and December, with an average of 4.6h of sunshine, are months with the least sunshine in Chartersville.

How many hours of sunshine does Chartersville have in December?

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

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

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

What is the UV index reading in December in Chartersville?

In Chartersville, Tennessee, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes 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
Chartersville, TN

Average temperature in December - Chartersville, TN
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in December: 35.6°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

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Average pressure in December
Chartersville, TN

Average pressure in December - Chartersville, 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
Chartersville, TN

Average wind speed in December - Chartersville, TN
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in December
Chartersville, TN

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

The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Chartersville, TN

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

The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.44").

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Average rainfall days in December
Chartersville, TN

Average rainfall days in December - Chartersville, TN
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.5 days).

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Average snowfall in December
Chartersville, TN

Average snowfall in December - Chartersville, TN
  • Average snowfall in December: 0.75"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Chartersville, TN

Average snowfall days in December - Chartersville, TN
  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is February (4 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
Chartersville, TN

Average daylight in December / Average sunshine in December - Chartersville, 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: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in December
Chartersville, TN

Average sunshine days in December - Chartersville, TN
  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in December
Chartersville, TN

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

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Average cloud cover in December
Chartersville, TN

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

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in December
Chartersville, TN

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

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

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Chartersville, Tennessee, USA

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