December weather forecast
Lyles, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Lyles, Tennessee, with an average temperature fluctuating between 49.1°F (9.5°C) and 35.6°F (2°C).

Temperature

The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from a mild 56.8°F (13.8°C) in November to a frosty 49.1°F (9.5°C). Throughout the month of December, Lyles witnesses an average temperature of 35.6°F (2°C).

Humidity

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

Rainfall

In Lyles, during December, the rain falls for 13.2 days and regularly aggregates up to 3.27" (83mm) of precipitation. In Lyles, during the entire year, the rain falls for 178.7 days and collects up to 39.21" (996mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Lyles, in December, during 2.4 snowfall days, 0.75" (19mm) of snow is typically accumulated. In Lyles, during the entire year, snow falls for 13.4 days and aggregates up to 3.78" (96mm) of snow.

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 6:41 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 4:45 pm CST.

Sunshine

February and December, with an average of 4.6h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

In December, in Lyles, the average high-temperature is 49.1°F (9.5°C), and the average low-temperature is 35.6°F (2°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is estimated at 86°F (30°C).

What is the most humid month?

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

What is the average humidity in December?

In December, the average relative humidity is 79%.

How much does it rain in December?

In December, the rain falls for 13.2 days. Throughout December, 3.27" (83mm) of precipitation is accumulated.

How many days does it snow in December?

In December, it is snowing for 2.4 days. Throughout December, 0.75" (19mm) 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 Lyles have in December?

In December, the average day length is 9h and 46min.

When is the sunrise / sunset in December in Lyles?

On the first day of December, sunrise is at 6:41 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 4:45 pm CST.

What are the months with the least sunshine?

February and December, with an average of 4.6h of sunshine, are months with the least sunshine.

How many hours of sunshine does Lyles have in December?

In Lyles, the average sunshine duration in December is 4.6h.

When is the lowest UV index?

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

How high is the UV index 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
Lyles, TN

Average temperature in December - Lyles, TN
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in December: 35.6°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in December
Lyles, TN

Average pressure in December - Lyles, 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
Lyles, TN

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

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in December
Lyles, TN

Average humidity in December - Lyles, 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 (74%).

Average rainfall in December
Lyles, TN

Average rainfall in December - Lyles, TN
  • Average rainfall in December: 3.27"

The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.44").

Average rainfall days in December
Lyles, TN

Average rainfall days in December - Lyles, TN
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in December
Lyles, TN

Average snowfall in December - Lyles, TN
  • Average snowfall in December: 0.75"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Lyles, TN

Average snowfall days in December - Lyles, TN
  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is February (4 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
Lyles, TN

Average daylight in December / Average sunshine in December - Lyles, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in December
Lyles, TN

Average sunshine days in December - Lyles, TN
  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in December
Lyles, TN

Average UV index in December - Lyles, 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).

Average cloud cover in December
Lyles, TN

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

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in December
Lyles, TN

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

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

Lyles, Tennessee, USA

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