December weather forecast
Palmyra, TN

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Weather in December

The first month of the winter, December, is also a frosty month in Palmyra, Tennessee, with an average temperature fluctuating between 34.7°F (1.5°C) and 47.3°F (8.5°C).

Temperature

Palmyra's weather changes with the onset of December, slightly falling from a refreshing 56.3°F (13.5°C) in November to a frosty 47.3°F (8.5°C). The nighttime temperature in Palmyra dips to a cold 34.7°F (1.5°C) on average during December.

Humidity

The average relative humidity in December in Palmyra is 78%.

Rainfall

In Palmyra, in December, it is raining for 12 days, with typically 3.03" (77mm) of accumulated precipitation. Throughout the year, in Palmyra, there are 171 rainfall days, and 34.92" (887mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. The month with the most snowfall in Palmyra is December, when snow falls for 2.5 days and typically aggregates up to 1.02" (26mm) 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 in Palmyra, Tennessee, sunrise is at 6:43 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 4:45 pm CST.

Sunshine

The average sunshine in December in Palmyra is 4.7h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Palmyra, Tennessee. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 2 in December translates into this advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the temperature in December in Palmyra?

The average high-temperature, in December, in Palmyra, is 47.3°F (8.5°C), while the average low-temperature is 34.7°F (1.5°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

What is the average humidity in December in Palmyra?

In December, the average relative humidity is 78%.

How many days does it rain in December in Palmyra?

In Palmyra, Tennessee, in December, it is raining for 12 days, with typically 3.03" (77mm) of accumulated precipitation.

What is the snowiest month in Palmyra?

The month with the most snowfall in Palmyra is December, when snow falls for 2.5 days and typically aggregates up to 1.02" (26mm) of snow.

How many days does it snow in December in Palmyra?

In Palmyra, during December, snow falls for 2.5 days and regularly aggregates up to 1.02" (26mm) of snow.

What is the month with the shortest days in Palmyra?

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

How many hours of daylight does Palmyra have in December?

In December, the average day length in Palmyra, Tennessee, is 9h and 43min.

When is the sunrise / sunset in December in Palmyra?

In December, on the first day of the month, sunrise is at 6:43 am and sunset at 4:34 pm. On the last day of the month, in Palmyra, sunrise is at 7:01 am and sunset at 4:45 pm CST.

How long on average sun shines in December in Palmyra?

In Palmyra, the average sunshine duration in December is 4.7h.

When is the lowest UV index in Palmyra?

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 Palmyra?

In December, the average daily maximum UV index in Palmyra, Tennessee, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Palmyra, TN

Average temperature in December - Palmyra, TN
  • Average high temperature in December: 47.3°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (42.6°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

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Average pressure in December
Palmyra, TN

Average pressure in December - Palmyra, 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 (29.96"Hg).

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Average wind speed in December
Palmyra, TN

Average wind speed in December - Palmyra, TN
  • Average wind speed in December: 8.1mph

The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

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Average humidity in December
Palmyra, TN

Average humidity in December - Palmyra, TN
  • Average humidity in December: 78%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Palmyra, TN

Average rainfall in December - Palmyra, TN
  • Average rainfall in December: 3.03"

The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in December
Palmyra, TN

Average rainfall days in December - Palmyra, TN
  • Average rainfall days in December: 12 days

The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is November (10.3 days).

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Average snowfall in December
Palmyra, TN

Average snowfall in December - Palmyra, TN
  • Average snowfall in December: 1.02"

The month with the highest snowfall is December (1.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Palmyra, TN

Average snowfall days in December - Palmyra, TN
  • Average snowfall days in December: 2.5 days

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

Average daylight in December / Average sunshine in December - Palmyra, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in December
Palmyra, TN

Average sunshine days in December - Palmyra, TN
  • Average sunshine days in December: 16.2 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in December
Palmyra, TN

Average UV index in December - Palmyra, 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
Palmyra, TN

Average cloud cover in December - Palmyra, TN
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in December
Palmyra, TN

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

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

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Palmyra, Tennessee, USA

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