December weather forecast
Slayden, TN

Share

Weather in December

December, the first month of the winter in Slayden, is also a frosty month, with an average temperature ranging between max 48°F (8.9°C) and min 35.2°F (1.8°C).

Temperature

Slayden's December weather features a light decline in high-temperatures, reducing from a refreshing 56.5°F (13.6°C) in November to a frosty 48°F (8.9°C). Slayden, during December, witnesses an average low-temperature of 35.2°F (1.8°C).

Humidity

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

Rainfall

In Slayden, Tennessee, in December, it is raining for 12.8 days, with typically 3.19" (81mm) of accumulated precipitation. Throughout the year, there are 172.2 rainfall days, and 35.98" (914mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Slayden, in December, snow falls for 1.9 days, with typically accumulated 0.63" (16mm) of snow. In Slayden, Tennessee, during the entire year, snow falls for 11.5 days and aggregates up to 3.5" (89mm) 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, sunrise is at 6:43 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 4:45 pm CST.

Sunshine

The months with the least sunshine are February and December, with an average of 4.7h of sunshine.

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 threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

What are the temperatures in December?

The average high-temperature and low-temperature during December are 48°F (8.9°C) and 35.2°F (1.8°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is appraised at 86°F (30°C).

What are the most humid months?

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

What is the average humidity in December?

The average relative humidity in December is 79%.

How much does it rain in December?

In Slayden, during December, the rain falls for 12.8 days and regularly aggregates up to 3.19" (81mm) of precipitation.

How many days does it snow in December?

In Slayden, during December, snow falls for 1.9 days and regularly aggregates up to 0.63" (16mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Slayden have in December?

In Slayden, the average day length in December is 9h and 44min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:43 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 4:45 pm CST.

What is the month with the least sunshine?

February and December, with an average of 4.7h of sunshine, are months with the least sunshine.

How many hours of sunshine does Slayden have in December?

The average sunshine duration in December is 4.7h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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
Slayden, TN

Average temperature in December - Slayden, TN
  • Average high temperature in December: 48°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in December: 35.2°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 (29.8°F).

Average pressure in December
Slayden, TN

Average pressure in December - Slayden, 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).

Average wind speed in December
Slayden, TN

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

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in December
Slayden, TN

Average humidity in December - Slayden, 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 (73%).

Average rainfall in December
Slayden, TN

Average rainfall in December - Slayden, TN
  • Average rainfall in December: 3.19"

The wettest month (with the highest rainfall) is February (3.98").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in December
Slayden, TN

Average rainfall days in December - Slayden, TN
  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.8 days).

Average snowfall in December
Slayden, TN

Average snowfall in December - Slayden, TN
  • Average snowfall in December: 0.63"

The month with the highest snowfall is March (0.91").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Slayden, TN

Average snowfall days in December - Slayden, TN
  • Average snowfall days in December: 1.9 days

The month with the highest number of snowfall days is January (3.8 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
Slayden, TN

Average daylight in December / Average sunshine in December - Slayden, 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 months with the least sunshine are February and December (Average sunshine: 4h and 42min).

Average sunshine days in December
Slayden, TN

Average sunshine days in December - Slayden, TN
  • Average sunshine days in December: 16.3 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (9.6 days).

Average UV index in December
Slayden, TN

Average UV index in December - Slayden, 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).

Average cloud cover in December
Slayden, TN

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

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December
Slayden, TN

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

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

Slayden, Tennessee, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location