Weather in December (Dec) Atlanta Georgia (GA)
December is the coldest month of the year but slightly less cold than January. Atlanta gets covered in complete winter blanket in this month. Temperature dips more and ranges average low of 40°F (4.4°C) and an average high of 53.8°F (12.1°C). This is also the onset of snow. Guests may find a dip in hotel and airfare prices this time of year.