December weather forecast
Athendale, TN

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Weather in December

December, the first month of the winter in Athendale, is still a chilly month, with an average temperature fluctuating between 49.6°F (9.8°C) and 35.8°F (2.1°C).

Temperature

December is characterized by a mild reduction in the average high-temperature, from a mild 57.4°F (14.1°C) in November to a frosty 49.6°F (9.8°C). In the month of December, Athendale experiences an average low-temperature of 35.8°F (2.1°C).

Humidity

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

Rainfall

In Athendale, Tennessee, in December, it is raining for 12.7 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 172.4 rainfall days, and 38.43" (976mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Athendale, during December, snow falls for 1.4 days and regularly aggregates up to 0.43" (11mm) of snow. In Athendale, during the entire year, snow falls for 8.9 days and aggregates up to 2.8" (71mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:40 am and sunset at 4:35 pm. On the last day of December, sunrise is at 6:57 am and sunset at 4:45 pm CST.

Sunshine

In December, the average sunshine is 4.7h.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The UV index of 2 during December translates into the following guidance:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Aug 12, 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 Athendale, the average high-temperature is 49.6°F (9.8°C), and the average low-temperature is 35.8°F (2.1°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 86°F (30°C).

What are the most humid months?

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

What is the average humidity in December?

The average relative humidity in December is 79%.

How much does it rain in December?

In December, the rain falls for 12.7 days. Throughout December, 3.11" (79mm) of precipitation is accumulated.

How many days does it snow in December?

In Athendale, Tennessee, in December, during 1.4 snowfall days, 0.43" (11mm) of snow is typically accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Athendale have in December?

In Athendale, the average day length in December is 9h and 47min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:40 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:45 pm CST.

How many hours of sunshine does Athendale have in December?

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

When is the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 2.

What is the UV index reading in December?

In Athendale, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Athendale, TN

Average temperature in December - Athendale, TN
  • Average high temperature in December: 49.6°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 (45.3°F).

  • Average low temperature in December: 35.8°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in December
Athendale, TN

Average pressure in December - Athendale, 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
Athendale, TN

Average wind speed in December - Athendale, TN
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in December
Athendale, TN

Average humidity in December - Athendale, 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
Athendale, TN

Average rainfall in December - Athendale, TN
  • Average rainfall in December: 3.11"

The wettest months (with the highest rainfall) are February and July (4.06").
The driest month (with the least rainfall) is September (2.36").

Average rainfall days in December
Athendale, TN

Average rainfall days in December - Athendale, TN
  • Average rainfall days in December: 12.7 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.9 days).

Average snowfall in December
Athendale, TN

Average snowfall in December - Athendale, TN
  • Average snowfall in December: 0.43"

The month with the highest snowfall is February (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Athendale, TN

Average snowfall days in December - Athendale, TN
  • Average snowfall days in December: 1.4 days

The months with the highest number of snowfall days are January and February (2.8 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
Athendale, TN

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

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

Average sunshine days in December
Athendale, TN

Average sunshine days in December - Athendale, TN
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in December
Athendale, TN

Average UV index in December - Athendale, TN
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Athendale, TN

Average cloud cover in December - Athendale, TN
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in December
Athendale, TN

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

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

Athendale, Tennessee, USA

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