December weather forecast
Jeffery Acres, TN

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Weather in December

The first month of the winter, December, is still a cool month in Jeffery Acres, Tennessee, with an average temperature fluctuating between 36.1°F (2.3°C) and 50.2°F (10.1°C).

Temperature

In Jeffery Acres, entering December brings a subtle temperature decrement, reducing from November's refreshing 57.6°F (14.2°C) to a cool 50.2°F (10.1°C). Jeffery Acres experiences a mean low-temperature of 36.1°F (2.3°C) during December.

Humidity

With an average relative humidity of 80%, December is the most humid month.

Rainfall

The wettest months are February and December, with an average 1.18" (30mm) of rainfall.

Snowfall

Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Jeffery Acres, during the entire year, snow falls for 2.9 days and aggregates up to 0.47" (12mm) of snow.

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 7:31 am and sunset at 5:28 pm. On the last day of December, sunrise is at 7:49 am and sunset at 5:39 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 5h of sunshine.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Jeffery Acres. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

The high-temperature, in December, in Jeffery Acres, records 50.2°F (10.1°C), while the low-temperature is 36.1°F (2.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is computed to be 86°F (30°C).

What is the most humid month?

The most humid month is December, with an average relative humidity of 80%.

What is the average humidity in December?

The average relative humidity in December is 80%.

What is the wettest month?

The wettest months are February and December, with an average 1.18" (30mm) of rainfall.

How many days does it rain in December in Jeffery Acres?

In Jeffery Acres, in December, it is raining for 8.3 days, with typically 1.18" (30mm) of accumulated precipitation.

When does it start snowing?

December is the first month it typically snows in Jeffery Acres, Tennessee. Throughout December, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow.

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 Jeffery Acres have in December?

In Jeffery Acres, the average day length in December is 9h and 50min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:31 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:39 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5h of sunshine.

How many hours of sunshine does Jeffery Acres have in December?

In Jeffery Acres, the average sunshine duration in December is 5h.

What are the months with the lowest UV index in Jeffery Acres?

January, February 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 Jeffery Acres, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Jeffery Acres, TN

Average temperature in December - Jeffery Acres, TN
  • Average high temperature in December: 50.2°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 (46°F).

  • Average low temperature in December: 36.1°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in December
Jeffery Acres, TN

Average pressure in December - Jeffery Acres, 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 (29.98"Hg).

Average wind speed in December
Jeffery Acres, TN

Average wind speed in December - Jeffery Acres, TN
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is February (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in December
Jeffery Acres, TN

Average humidity in December - Jeffery Acres, TN
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, October and November (75%).

Average rainfall in December
Jeffery Acres, TN

Average rainfall in December - Jeffery Acres, TN
  • Average rainfall in December: 1.18"

The wettest months (with the highest rainfall) are February and December (1.18").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in December
Jeffery Acres, TN

Average rainfall days in December - Jeffery Acres, TN
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is July (11.7 days).
The month with the least rainy days is October (6.1 days).

Average snowfall in December
Jeffery Acres, TN

Average snowfall in December - Jeffery Acres, TN
  • Average snowfall in December: 0.04"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Jeffery Acres, TN

Average snowfall days in December - Jeffery Acres, TN
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Jeffery Acres, TN

Average daylight in December / Average sunshine in December - Jeffery Acres, 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: 5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in December
Jeffery Acres, TN

Average sunshine days in December - Jeffery Acres, TN
  • Average sunshine days in December: 21.3 days

The month with the most sunshine days is October (23.6 days).
The month with the least sunshine days is July (16.8 days).

Average UV index in December
Jeffery Acres, TN

Average UV index in December - Jeffery Acres, 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
Jeffery Acres, TN

Average cloud cover in December - Jeffery Acres, TN
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in December
Jeffery Acres, TN

Average visibility in December - Jeffery Acres, TN
  • Average visibility in December: 5mi

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

Jeffery Acres, Tennessee, USA

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