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Atlanta September Weather

Averages and records for weather in Atlanta, Georgia in the month of September.

Typical Atlanta September Weather 1991–2020
Average daily high	83.5 °F
Average daily low	65.7 °F
Average monthly precipitation	3.8 inches
Average monthly snow	none
Daily chance of precipitation	24.2%
Daily chance of snow	0%

Atlanta September Weather Records 1930–2024
Highest temperature	99 °F	September 12, 2019
Lowest temperature	36 °F	September 30, 1967
Highest daily low	77 °F	September 9, 2019
Lowest daily high	55 °F	September 28, 1957
Hottest average high temperature	93.2 °F	2019
Coldest average high temperature	76.0 °F	1967
Most daily precipitation	5.3 inches	September 25, 1956
Most monthly precipitation	13.7 inches	2004
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
September 1	86.8	69.2	97	58
September 2	86.5	69.0	97	56
September 3	86.3	68.8	95	58
September 4	86.1	68.6	97	57
September 5	86.0	68.4	98	54
September 6	85.8	68.2	97	56
September 7	85.5	68.0	97	53
September 8	85.3	67.8	99	56
September 9	85.2	67.6	99	57
September 10	85.0	67.4	98	49
September 11	84.7	67.1	96	48
September 12	84.5	66.9	99	47
September 13	84.2	66.6	98	53
September 14	84.0	66.3	96	51
September 15	83.7	66.0	97	51
September 16	83.4	65.6	96	50
September 17	83.1	65.2	98	52
September 18	82.8	64.8	97	48
September 19	82.5	64.5	98	46
September 20	82.3	64.3	97	48
September 21	82.1	64.0	95	48
September 22	81.8	63.7	95	43
September 23	81.4	63.3	94	45
September 24	81.1	63.0	93	45
September 25	80.7	62.7	93	49
September 26	80.4	62.5	95	43
September 27	80.0	62.1	97	44
September 28	79.7	61.8	93	42
September 29	79.4	61.5	93	39
September 30	79.1	61.2	96	36

Weather Station Details

Years	Station	Coordinates
1930–2024	Atlanta Hartsfield International Airport	location