December weather forecastAcworth, GA

December

Weather in December

Winter returns full scale in December in Acworth, with temperatures receding to where the year started. December is the coldest month of the year with average lows of 38.7°F (3.7°C). Unlike November, the increase in cloud percentage indicates cloudier days than any other month in the year. Rainfall escalates again to 3.82" (97mm), making December one of the wetter months of the year. With the shortest daylight hours and reduced sunshine duration, shorter days and dark, chilly nights prevail, thereby wrapping up the weather for the year.

Temperature

With the commencement of December, Acworth records a moderate temperature decline, with the average high easing from November's mild 60.4°F (15.8°C) to a fresh 53.4°F (11.9°C). In December, Acworth encounters an average low-temperature of 38.7°F (3.7°C) during the night.

Humidity

The most humid month is December, with an average relative humidity of 78%.

Rainfall

In December, the rain falls for 14.7 days. Throughout December, 3.82" (97mm) of precipitation is accumulated. Throughout the year, there are 186.9 rainfall days, and 45.59" (1158mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Acworth, during December, snow falls for 0.8 days and regularly aggregates up to 0.75" (19mm) of snow. In Acworth, during the entire year, snow falls for 5.3 days and aggregates up to 2.83" (72mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 54min of daylight.
On the first day of December in Acworth, sunrise is at 7:26 am and sunset at 5:29 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:39 pm EST.

Sunshine

December has the least sunshine of the year, with an average of 5h of 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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 suggests this advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.

Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in December, in Acworth, is 53.4°F (11.9°C), while the average low-temperature is 38.7°F (3.7°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in September is evaluated at 89.6°F (32°C).

December is the most humid month in Acworth, with an average relative humidity of 78%.

In Acworth, the average relative humidity in December is 78%.

In Acworth, in December, during 14.7 rainfall days, 3.82" (97mm) of precipitation is typically accumulated.

In Acworth, Georgia, during December, snow falls for 0.8 days and regularly aggregates up to 0.75" (19mm) of snow.

The month with the shortest days is December, with an average of 9h and 54min of daylight.

The average day length in December is 9h and 56min.

In December, on the first day of the month, sunrise is at 7:26 am and sunset at 5:29 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:39 pm EST.

With an average of 5h of sunshine, December has the least sunshine of the year.

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

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

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

60.4°F

53.4°F

49.1°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.2mph

7.9mph

8.5mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

18.4

15.2

16.2

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Acworth, GA

Average high temperature in December: 53.4°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (49.1°F).

Average low temperature in December: 38.7°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

Average pressure in December
Acworth, GA

Average pressure in December: 30.15"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in December
Acworth, GA

Average wind speed in December: 7.4mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in December
Acworth, GA

Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July and August (70%).

Average rainfall in December
Acworth, GA

Average rainfall in December: 3.82"

The wettest month (with the highest rainfall) is August (5.47").
The driest month (with the least rainfall) is October (2.44").

Average rainfall days in December
Acworth, GA

Average rainfall days in December: 14.7 days

The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is November (10.2 days).

Average snowfall in December
Acworth, GA

Average snowfall in December: 0.75"

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

Average snowfall days in December
Acworth, GA

Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is January (1.6 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
Acworth, GA

Average daylight in December: 9h and 54min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

Average sunshine in December: 5h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in December
Acworth, GA

Average sunshine days in December: 15.2 days

The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is July (8.1 days).

Average UV index in December
Acworth, GA

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
Acworth, 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 31).

Average visibility in December
Acworth, GA

Average visibility in December: 6mi

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