December weather forecastFairburn, GA
December
Weather in December
The first month of the winter, December, is still a cool month in Fairburn, Georgia, with an average temperature fluctuating between 39.7°F (4.3°C) and 54.5°F (12.5°C).Temperature
December brings a slight decrease in the average high-temperature, shifting from a comfortable 61.5°F (16.4°C) in November to a cool 54.5°F (12.5°C). The nighttime temperature in Fairburn, during December, averages of 39.7°F (4.3°C).Humidity
The most humid month is December, with an average relative humidity of 78%.Rainfall
In Fairburn, during December, the rain falls for 13.7 days and regularly aggregates up to 3.7" (94mm) of precipitation. In Fairburn, during the entire year, the rain falls for 177.7 days and collects up to 40.16" (1020mm) of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.39" (10mm) of snow. Throughout the year, there are 3.8 snowfall days, and 1.61" (41mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:25 am and sunset at 5:30 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:40 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5h of sunshine.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Fairburn, GA
- Average high temperature in December: 54.5°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 (50.7°F).
- Average low temperature in December: 39.7°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in December
Fairburn, GA
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Fairburn, GA
- Average wind speed in December: 7.5mph
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
Fairburn, GA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Fairburn, GA
- Average rainfall in December: 3.7"
The wettest month (with the highest rainfall) is August (4.8").
The driest month (with the least rainfall) is October (2.13").
Average rainfall days in December
Fairburn, GA
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in December
Fairburn, GA
- Average snowfall in December: 0.39"
The months with the highest snowfall are January and February (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Fairburn, GA
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Fairburn, 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: 5h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Fairburn, GA
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in December
Fairburn, 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
Fairburn, GA
- Average cloud cover in December: 47
The month with the most cloud cover is December (Cloud cover 47).
The months with the least cloud cover are June and October (Cloud cover 31).
Average visibility in December
Fairburn, 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).





