Atlanta (GA)
December
Weather in Atlanta, Georgia for December 2026
Your guide to Atlanta weather in December - trends and predictions
In general, the average temperature in Atlanta at the beginning of December is 12.5 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 12.6 °C by the end of December.
Atlanta experiences moderate rainfall in December, with an average of 10 rainy days and a total precipitation of 170 mm.
Is December a good time to visit Atlanta? check out the best time to travel to Atlanta page.
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Temperatures
Rain 🌧️
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21
Dry days
10
Rainy days
0
Snow days
12°/5°
Temperatures
15 km/h
Avg max wind
71 %
Avg humidity
Atlanta Weather December
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Temperatures trend during December in Atlanta
See the weather trend as well as the moving average line
December weather in Atlanta day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Light rain | 13° /4° | 2.7 mm | 3 | |
| Dec. 2 |  Heavy rain | 13° /6° | 55.1 mm | 3.1 | |
| Dec. 3 | Light rain | 13° /6° | 4 mm | 3 | |
| Dec. 4 |  Partly cloudy | 13° /5° | 0 mm | 3 | |
| Dec. 5 |  Moderate rain | 12° /6° | 16.6 mm | 3 | |
| Dec. 6 |  Patchy rain possible | 12° /5° | 2.3 mm | 3 | |
| Dec. 7 |  Overcast | 12° /5° | 0.7 mm | 3 | |
| Dec. 8 | Light rain | 14° /7° | 3.6 mm | 2.9 | |
| Dec. 9 | Light rain | 14° /8° | 6.2 mm | 2.9 | |
| Dec. 10 | Moderate rain | 16° /8° | 10.4 mm | 2.9 | |
| Dec. 11 |  Moderate or heavy rain shower | 13° /5° | 5.1 mm | 2.9 | |
| Dec. 12 |  Sunny | 13° /6° | 0.5 mm | 2.9 | |
| Dec. 13 | Overcast | 13° /7° | 0.4 mm | 2.9 | |
| Dec. 14 | Light rain | 14° /5° | 6.3 mm | 2.9 | |
| Dec. 15 | Light rain | 11° /4° | 4.2 mm | 2.9 | |
| Dec. 16 | Light rain | 12° /4° | 3.3 mm | 2.9 | |
| Dec. 17 | Overcast | 11° /6° | 0.4 mm | 2.8 | |
| Dec. 18 | Light rain | 13° /7° | 9 mm | 2.8 | |
| Dec. 19 | Light rain | 12° /4° | 2.7 mm | 2.8 | |
| Dec. 20 | Patchy rain possible | 9° /3° | 0.9 mm | 2.8 | |
| Dec. 21 | Patchy rain possible | 11° /4° | 1.2 mm | 2.8 | |
| Dec. 22 | Sunny | 11° /4° | 0.2 mm | 2.8 | |
| Dec. 23 | Sunny | 12° /2° | 0.5 mm | 2.8 | |
| Dec. 24 | Light rain | 11° /2° | 8.4 mm | 2.8 | |
| Dec. 25 | Light rain | 11° /5° | 5.1 mm | 2.8 | |
| Dec. 26 | Overcast | 12° /6° | 0.3 mm | 2.9 | |
| Dec. 27 | Sunny | 13° /7° | 0.2 mm | 2.9 | |
| Dec. 28 | Overcast | 13° /7° | 0.1 mm | 2.9 | |
| Dec. 29 | Moderate rain | 14° /7° | 10 mm | 2.9 | |
| Dec. 30 | Light rain | 11° /6° | 5.4 mm | 2.9 | |
| Dec. 31 | Light rain | 15° /7° | 4.2 mm | 2.9 | |
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Important Notice
Our weather forecast for Atlanta in December 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.
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Atlanta in December - FAQ
What are the expected maximum and minimum temperatures in Atlanta during December?
During December, expect a variety of temperatures with highs around 12° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Atlanta during December?
Significant rainfall exceeding 170 mm is expected in Atlanta during December, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Atlanta during December?
The average wind speed in Atlanta during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Atlanta
Explore the daily rainfall trends and prepare for Atlantas December weather 💧
Typically, Atlanta has 10 rainy days in December with a total of 170 mm of rainfall.
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