December weather forecast
McElroy, TN

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Weather in December

The first month of the winter, December, is also a frosty month in McElroy, Tennessee, with an average temperature ranging between max 48.9°F (9.4°C) and min 35.2°F (1.8°C).

Temperature

December brings a slight decrease in the average high-temperature, shifting from a mild 56.5°F (13.6°C) in November to a chilly 48.9°F (9.4°C). An average low-temperature of 35.2°F (1.8°C) is noted during the nights in December.

Humidity

December is the most humid month, with an average relative humidity of 81%.

Rainfall

In McElroy, in December, it is raining for 12.4 days, with typically 2.24" (57mm) of accumulated precipitation. In McElroy, during the entire year, the rain falls for 177.3 days and collects up to 31.02" (788mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in McElroy. In December, in McElroy, Tennessee, it is snowing for 1.6 days. Throughout December, 0.16" (4mm) of snow is accumulated. Throughout the year, in McElroy, there are 11 snowfall days, and 1.61" (41mm) 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, sunrise is at 6:34 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:39 pm CST.

Sunshine

The average sunshine in December is 4.8h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in McElroy. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 2 in December leads to these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What is the usual temperature for McElroy in December?

In McElroy, 48.9°F (9.4°C) is the average high-temperature and 35.2°F (1.8°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is calculated to be 95°F (35°C).

What is the most humid month in McElroy?

December is the most humid month in McElroy, with an average relative humidity of 81%.

What is the average humidity in December in McElroy?

In McElroy, the average relative humidity in December is 81%.

How much does it rain in McElroy in December?

In December, in McElroy, Tennessee, the rain falls for 12.4 days. Throughout December, 2.24" (57mm) of precipitation is accumulated.

How many days does it snow in December in McElroy?

In McElroy, in December, during 1.6 snowfall days, 0.16" (4mm) of snow is typically accumulated.

What is the month with the shortest days in McElroy?

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

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

The average day length in December in McElroy, Tennessee, is 9h and 47min.

When is the sunrise / sunset in December in McElroy?

In December, on the first day of the month, sunrise is at 6:34 am and sunset at 4:28 pm. On the last day of the month, in McElroy, Tennessee, sunrise is at 6:52 am and sunset at 4:39 pm CST.

How many hours of sunshine does McElroy have in December?

The average sunshine duration in December in McElroy, Tennessee, is 4.8h.

When is the lowest UV index in McElroy?

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

What is the UV index reading in December in McElroy?

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

Average temperature in December - McElroy, TN
  • Average high temperature in December: 48.9°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in December
McElroy, TN

Average pressure in December - McElroy, 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 (29.98"Hg).

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Average wind speed in December
McElroy, TN

Average wind speed in December - McElroy, TN
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in December
McElroy, TN

Average humidity in December - McElroy, TN
  • Average humidity in December: 81%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are October and November (76%).

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Average rainfall in December
McElroy, TN

Average rainfall in December - McElroy, TN
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is July (3.82").
The driest month (with the least rainfall) is November (1.65").

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Average rainfall days in December
McElroy, TN

Average rainfall days in December - McElroy, TN
  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in December
McElroy, TN

Average snowfall in December - McElroy, TN
  • Average snowfall in December: 0.16"

The month with the highest snowfall is February (0.51").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
McElroy, TN

Average snowfall days in December - McElroy, TN
  • Average snowfall days in December: 1.6 days

The month with the highest number of snowfall days is January (3.6 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
McElroy, TN

Average daylight in December / Average sunshine in December - McElroy, 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in December
McElroy, TN

Average sunshine days in December - McElroy, TN
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (8.4 days).

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Average UV index in December
McElroy, TN

Average UV index in December - McElroy, 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
McElroy, TN

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

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in December
McElroy, TN

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

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

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McElroy, Tennessee, USA

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