Atlanta (GA)
September
Weather in Atlanta, Georgia for September 2027
Your guide to Atlanta weather in September - trends and predictions
In general, the average temperature in Atlanta at the beginning of September is 30.5 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.9 °C by the end of September.
Atlanta experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 180.9 mm.
Is September a good time to visit Atlanta? check out the best time to travel to Atlanta page.
✨ Is September a good time to visit Atlanta? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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21
Dry days
9
Rainy days
0
Snow days
29°/20°
Temperatures
13 km/h
Avg max wind
61 %
Avg humidity
Atlanta Weather September
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Temperatures trend during September in Atlanta
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September weather in Atlanta day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain | 31° /21° | 2.5 mm | 7 | |
| Sept. 2 |  Sunny | 31° /21° | 0.6 mm | 7 | |
| Sept. 3 |  Patchy rain possible | 30° /20° | 1.5 mm | 8 | |
| Sept. 4 | Light rain | 31° /21° | 4.6 mm | 8 | |
| Sept. 5 | Patchy rain possible | 31° /21° | 2 mm | 7 | |
| Sept. 6 | Light rain | 31° /21° | 3.9 mm | 7 | |
| Sept. 7 | Light rain | 29° /21° | 2.9 mm | 6 | |
| Sept. 8 | Patchy rain possible | 28° /20° | 1.7 mm | 7 | |
| Sept. 9 | Light rain | 29° /19° | 2.7 mm | 7 | |
| Sept. 10 | Patchy rain possible | 29° /19° | 1 mm | 7 | |
| Sept. 11 | Patchy rain possible | 29° /20° | 1.8 mm | 7 | |
| Sept. 12 | Light rain | 27° /20° | 4.8 mm | 6 | |
| Sept. 13 | Patchy rain possible | 28° /20° | 1.4 mm | 7 | |
| Sept. 14 | Light rain | 28° /20° | 4.2 mm | 7 | |
| Sept. 15 | Light rain | 27° /20° | 4.2 mm | 6 | |
| Sept. 16 | Light rain | 27° /19° | 4 mm | 7 | |
| Sept. 17 | Patchy rain possible | 29° /19° | 1.6 mm | 7 | |
| Sept. 18 | Light rain | 29° /20° | 3.5 mm | 7 | |
| Sept. 19 |  Moderate rain at times | 29° /20° | 8.1 mm | 6 | |
| Sept. 20 |  Moderate rain | 30° /21° | 15.7 mm | 7 | |
| Sept. 21 | Patchy rain possible | 30° /21° | 1.3 mm | 6 | |
| Sept. 22 | Patchy rain possible | 30° /21° | 2.1 mm | 6 | |
| Sept. 23 | Patchy rain possible | 28° /19° | 1.9 mm | 6 | |
| Sept. 24 | Sunny | 28° /18° | 0 mm | 6 | |
| Sept. 25 | Light rain | 27° /19° | 5.2 mm | 6 | |
| Sept. 26 |  Heavy rain | 27° /18° | 67 mm | 6 | |
| Sept. 27 | Heavy rain | 26° /17° | 30.6 mm | 6 | |
| Sept. 28 |  Partly cloudy | 27° /17° | 0.3 mm | 6 | |
| Sept. 29 | Sunny | 28° /17° | 0 mm | 7 | |
| Sept. 30 |  Overcast | 27° /18° | 0 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Atlanta in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Atlanta forecast closer to your planned date for the most up-to-date weather information.
Change Month
Atlanta in September - FAQ
What are the expected maximum and minimum temperatures in Atlanta during September?
During September, expect a variety of temperatures with highs around 29° and lows near 20°, suitable for diverse activities and preferences.
How much rainfall should be expected in Atlanta during September?
Significant rainfall exceeding 180.9 mm is expected in Atlanta during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Atlanta during September?
The average wind speed in Atlanta during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Atlanta
Explore the daily rainfall trends and prepare for Atlantas September weather 💧
Typically, Atlanta has 9 rainy days in September with a total of 180.9 mm of rainfall.
UV exposure in Atlanta during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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