Snow in Marietta, Georgia Winter storm alerts · 7-day snow forecast · average snowfall
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Marietta averages 1.2 inches of snow a year. The snowiest month is January (0.7″), and snow usually falls from December through March. On about <1 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 1 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0″
0
0
1
51°F
November
0″
0
0
6
40°F
December
0.2″
<1
<1
17
35°F
January
0.7″
<1
1
18
32°F
February
0.2″
<1
<1
14
35°F
March
0.1″
0
<1
7
40°F
April
0″
0
0
1
48°F
Year
1.2″
<1
1
63
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Mableton 1 N (7 mi from the city center, -144 ft elevation difference). Averages smooth out big years: single winters can bring half or double the normal.
1.2 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Mableton 1 N station, 7 miles away). The snowiest month is January with 0.7 inches.
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How many freezing nights does Marietta have?
About 63 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 32 °F.