December weather forecastRoosterville, GA

December

Weather in December

December, the first month of the winter in Roosterville, is still a cool month, with an average temperature fluctuating between 54°F (12.2°C) and 39°F (3.9°C).

Temperature

The move into December indicates a slight reduction in the average high-temperature, down from November's refreshing 61°F (16.1°C) to a cool 54°F (12.2°C). During December, the temperature is averaged to a low of 39°F (3.9°C) at night.

Humidity

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

Rainfall

In Roosterville, in December, during 13.7 rainfall days, 3.58" (91mm) of precipitation is typically accumulated. Throughout the year, there are 182.8 rainfall days, and 41.5" (1054mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Roosterville, during December, snow falls for 0.6 days and regularly aggregates up to 0.63" (16mm) of snow. Throughout the year, there are 3.9 snowfall days, and 2.2" (56mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 7:27 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:43 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 4.8h of sunshine.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Roosterville. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Roosterville, 54°F (12.2°C) is the average high-temperature and 39°F (3.9°C) is the average low-temperature during December. In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is estimated at 91.4°F (33°C).

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

The average relative humidity in December is 80%.

In Roosterville, in December, during 13.7 rainfall days, 3.58" (91mm) of precipitation is typically accumulated.

In Roosterville, in December, snow falls for 0.6 days, with typically accumulated 0.63" (16mm) of snow.

The month with the shortest days is December, with an average of 10h and 0min of daylight.

In December, the average day length is 9h and 59min.

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:43 pm EST.

With an average of 4.8h of sunshine, December has the least sunshine of the year.

In December, the average sunshine duration in Roosterville is 4.8h.

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

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Roosterville, GA

  • Average high temperature in December: 54°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in December: 39°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).

Average pressure in December
Roosterville, GA

  • 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 (29.99"Hg).

Average wind speed in December
Roosterville, GA

  • Average wind speed in December: 7.2mph

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December
Roosterville, GA

  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (74%).

Average rainfall in December
Roosterville, GA

  • Average rainfall in December: 3.58"

The wettest month (with the highest rainfall) is August (4.92").
The driest month (with the least rainfall) is October (2.09").

Average rainfall days in December
Roosterville, GA

  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is July (23.2 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in December
Roosterville, GA

  • Average snowfall in December: 0.63"

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

Average snowfall days in December
Roosterville, GA

  • Average snowfall days in December: 0.6 days

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

Average daylight in December /
Average sunshine in December
Roosterville, GA

  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 4h and 48min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in December
Roosterville, GA

  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (6.3 days).

Average UV index in December
Roosterville, GA

  • 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
Roosterville, GA

  • Average cloud cover in December: 48

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 32).

Average visibility in December
Roosterville, GA

  • Average visibility in December: 5mi

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