December weather forecast
DeRusk, TN

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Weather in December

The first month of the winter, December, is still a chilly month in DeRusk, Tennessee, with an average temperature varying between 47.5°F (8.6°C) and 32.9°F (0.5°C).

Temperature

December's onset introduces a mild reduction in the average high-temperature, from a refreshing 55.6°F (13.1°C) in November to a frosty 47.5°F (8.6°C). Throughout the month of December, DeRusk expects an average low of 32.9°F (0.5°C).

Humidity

With an average relative humidity of 79%, December is the most humid month.

Rainfall

In December, in DeRusk, Tennessee, the rain falls for 13.8 days. Throughout December, 3.23" (82mm) of precipitation is accumulated. Throughout the year, there are 188.6 rainfall days, and 32.87" (835mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in DeRusk. The month with the most snowfall in DeRusk is December, when snow falls for 6 days and typically aggregates up to 4.09" (104mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 7:24 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:27 pm EST.

Sunshine

In December, the average sunshine in DeRusk is 5.5h.

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 low health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 2 during December leads to these instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average December temperature in DeRusk?

December temperatures vary between a high-temperature of 47.5°F (8.6°C) and a low-temperature of 32.9°F (0.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in August is computed to be 91.4°F (33°C).

What is the most humid month in DeRusk?

With an average relative humidity of 79%, December is the most humid month.

What is the average humidity in December in DeRusk?

In DeRusk, the average relative humidity in December is 79%.

How many days does it rain in December in DeRusk?

In DeRusk, in December, during 13.8 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

What is the snowiest month in DeRusk?

December is the month with the most snowfall in DeRusk, Tennessee. Snow falls for 6 days and accumulates 4.09" (104mm) of snow.

How much does it snow in DeRusk in December?

In DeRusk, during December, snow falls for 6 days and regularly aggregates up to 4.09" (104mm) of snow.

What is the month with the shortest days in DeRusk?

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

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

In December, the average day length is 9h and 45min.

When are sunrise and sunset in December in DeRusk?

On the first day of December in DeRusk, sunrise is at 7:24 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:27 pm EST.

How many hours of sunshine does DeRusk have in December?

In DeRusk, Tennessee, the average sunshine duration in December is 5.5h.

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

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 DeRusk?

In DeRusk, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
DeRusk, TN

Average temperature in December - DeRusk, TN
  • Average high temperature in December: 47.5°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (43.2°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in December
DeRusk, TN

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

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in December
DeRusk, TN

Average wind speed in December - DeRusk, TN
  • Average wind speed in December: 5.5mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in December
DeRusk, TN

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

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

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Average rainfall in December
DeRusk, TN

Average rainfall in December - DeRusk, TN
  • Average rainfall in December: 3.23"

The wettest month (with the highest rainfall) is February (3.39").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in December
DeRusk, TN

Average rainfall days in December - DeRusk, TN
  • Average rainfall days in December: 13.8 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (11.4 days).

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Average snowfall in December
DeRusk, TN

Average snowfall in December - DeRusk, TN
  • Average snowfall in December: 4.09"

The month with the highest snowfall is December (4.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
DeRusk, TN

Average snowfall days in December - DeRusk, TN
  • Average snowfall days in December: 6 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - DeRusk, TN
  • Average daylight in December: 9h and 5min

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 48min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in December
DeRusk, TN

Average sunshine days in December - DeRusk, TN
  • Average sunshine days in December: 12.8 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in December
DeRusk, TN

Average UV index in December - DeRusk, 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
DeRusk, TN

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

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in December
DeRusk, TN

Average visibility in December - DeRusk, TN
  • Average visibility in December: 5mi

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

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DeRusk, Tennessee, USA

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