Cumming (GA)
December
Weather in Cumming, Georgia for December 2026
Your guide to Cumming weather in December - trends and predictions
In general, the average temperature in Cumming at the beginning of December is 7.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 12.3 °F by the end of December.
With an average of 4 rainy days, Cumming experiences minimal rainfall in December.
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Temperatures
Rain 🌧️
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27
Dry days
4
Rainy days
0
Snow days
10°/3°
Temperatures
16 km/h
Avg max wind
69 %
Avg humidity
Cumming Weather December
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Temperatures trend during December in Cumming
See the weather trend as well as the moving average line
December weather in Cumming day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 8° /2° | 0 mm | 3 | |
| Dec. 2 |  Sunny | 7° /0° | 86.7 mm | 3 | |
| Dec. 3 | Sunny | 5° /-1° | 0 mm | 2 | |
| Dec. 4 |  Partly cloudy | 9° /-1° | 0 mm | 3 | |
| Dec. 5 | Overcast | 7° /1° | 21 mm | 2 | |
| Dec. 6 | Sunny | 8° /2° | 0 mm | 3 | |
| Dec. 7 | Partly cloudy | 7° /-1° | 0 mm | 3 | |
| Dec. 8 | Overcast | 9° /4° | 6.8 mm | 2 | |
| Dec. 9 |  Light rain shower | 10° /5° | 24.6 mm | 3 | |
| Dec. 10 | Light rain shower | 15° /5° | 13.5 mm | 4 | |
| Dec. 11 |  Cloudy | 9° /1° | 0 mm | 2 | |
| Dec. 12 | Sunny | 12° /1° | 0 mm | 4 | |
| Dec. 13 | Overcast | 10° /2° | 0 mm | 3 | |
| Dec. 14 | Overcast | 11° /1° | 5.1 mm | 3 | |
| Dec. 15 | Overcast | 6° /-1° | 0 mm | 3 | |
| Dec. 16 |  Mist | 9° /2° | 0 mm | 3 | |
| Dec. 17 | Fog | 10° /5° | 0 mm | 3 | |
| Dec. 18 |  Moderate or heavy rain with thunder | 12° /9° | 25.5 mm | 3 | |
| Dec. 19 | Cloudy | 14° /7° | 4.1 mm | 3 | |
| Dec. 20 | Overcast | 10° /1° | 0 mm | 2 | |
| Dec. 21 | Sunny | 12° /2° | 0 mm | 2 | |
| Dec. 22 | Overcast | 9° /2° | 0 mm | 2 | |
| Dec. 23 | Sunny | 10° /3° | 0 mm | 2 | |
| Dec. 24 | Overcast | 14° /7° | 0 mm | 2 | |
| Dec. 25 | Partly cloudy | 13° /8° | 0 mm | 2 | |
| Dec. 26 | Sunny | 13° /8° | 0 mm | 2 | |
| Dec. 27 | Overcast | 12° /9° | 0 mm | 1 | |
| Dec. 28 | Fog | 11° /8° | 0 mm | 1 | |
| Dec. 29 |  Moderate or heavy rain shower | 16° /4° | 23.2 mm | 3 | |
| Dec. 30 | Fog | 9° /3° | 0 mm | 2 | |
| Dec. 31 | Partly cloudy | 12° /2° | 0 mm | 3 | |
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Important Notice
Our weather forecast for Cumming 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 Cumming forecast closer to your planned date for the most up-to-date weather information.
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Cumming in December - FAQ
What are the expected maximum and minimum temperatures in Cumming during December?
Prepare for cooler days with highs just around 10° and colder nights, dipping below 3°.
How much rainfall should be expected in Cumming during December?
Significant rainfall exceeding 125.2 mm is expected in Cumming during December, occurring over more than 4 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cumming during December?
The average wind speed in Cumming during December is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Cumming
Explore the daily rainfall trends and prepare for Cummings December weather 💧
Typically, Cumming has 4 rainy days in December with a total of 125.2 mm of rainfall.
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