December weather forecast
Joywood, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Joywood, Tennessee, with temperature in the range of an average high of 49.3°F (9.6°C) and an average low of 36.1°F (2.3°C).

Temperature

A subtle shift in Joywood's weather is observed as November turns into December, with the average high temperature reducing from a mild 57.7°F (14.3°C) to a frosty 49.3°F (9.6°C). Throughout the month of December, the nighttime temperature in Joywood dips to an average of 36.1°F (2.3°C).

Humidity

December is the most humid month, with an average relative humidity of 78%.

Rainfall

In Joywood, in December, during 11.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 150.1 rainfall days, and 24.41" (620mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Joywood, in December, during 2.5 snowfall days, 0.39" (10mm) of snow is typically accumulated. Throughout the year, there are 12.1 snowfall days, and 2.24" (57mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 6:38 am and sunset at 4:32 pm. On the last day of December, sunrise is at 6:56 am and sunset at 4:42 pm CST.

Sunshine

In Joywood, the average sunshine in December is 4.5h.

UV index

The months with the lowest UV index are February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In December, an average UV index of 2 transforms into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

What are December temperatures?

The average high-temperature, in December, in Joywood, is 49.3°F (9.6°C), while the average low-temperature is 36.1°F (2.3°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 87.8°F (31°C).

What is the most humid month?

December is the most humid month, with an average relative humidity of 78%.

What is the average humidity in December?

In Joywood, Tennessee, the average relative humidity in December is 78%.

How many days does it rain in December?

In Joywood, in December, during 11.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 2.5 days. Throughout December, 0.39" (10mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Joywood have in December?

The average day length in December is 9h and 46min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:38 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 4:42 pm CST.

How long on average sun shines in December?

In Joywood, the average sunshine duration in December is 4.5h.

When is the lowest UV index?

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

What is the UV index reading in December?

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

Average temperature in December - Joywood, TN
  • Average high temperature in December: 49.3°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in December: 36.1°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in December
Joywood, TN

Average pressure in December - Joywood, 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).

Average wind speed in December
Joywood, TN

Average wind speed in December - Joywood, TN
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in December
Joywood, TN

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

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).

Average rainfall in December
Joywood, TN

Average rainfall in December - Joywood, TN
  • Average rainfall in December: 1.85"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").

Average rainfall days in December
Joywood, TN

Average rainfall days in December - Joywood, TN
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).

Average snowfall in December
Joywood, TN

Average snowfall in December - Joywood, TN
  • Average snowfall in December: 0.39"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Joywood, TN

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

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Joywood, 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: 4h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in December
Joywood, TN

Average sunshine days in December - Joywood, TN
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in December
Joywood, TN

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

Average cloud cover in December
Joywood, TN

Average cloud cover in December - Joywood, 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).

Average visibility in December
Joywood, TN

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

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

Joywood, Tennessee, USA

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