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Atlanta Weather in September

United States · 30-year monthly averages

👍 Good time to visit

September in Atlanta is warm, with average daytime highs around 29°C (84°F) and nighttime lows near 19°C (66°F). Expect roughly 97mm of precipitation spread over about 6 rainy days, with a moderate amount of rain.

Avg high
29°C
84°F
Avg low
19°C
66°F
Rainfall
97mm
moderate
Rainy days
6
days with ≥1mm

🎒 What to pack

September vs the rest of the year

JanFebMarAprMayJunJulAugSepOctNovDec0°16°32°

FAQ

How hot is Atlanta in September?
September in Atlanta is warm, with average daytime highs around 29°C (84°F) and nighttime lows near 19°C (66°F). Expect roughly 97mm of precipitation spread over about 6 rainy days, with a moderate amount of rain.
Does it rain a lot in Atlanta in September?
Atlanta sees around 97mm of precipitation in September on average — moderate by global standards.
Is September a good time to visit Atlanta?
September is a good month to visit Atlanta, with generally agreeable conditions.