Cumming (GA)
December
Weather in Cumming, Georgia for December 2025
Your guide to Cumming weather in December - trends and predictions
Expect cooler weather in first days of December 2025 in Cumming with the forecast suggesting a temperature of 14 °F, lower than the historical average.
In general, the average temperature in Cumming at the beginning of December is 15.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11 °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 | 14° /6° | 0 mm | 2 | |
| Dec. 2 |  Patchy rain possible | 19° /11° | 2.2 mm | 4 | |
| Dec. 3 |  Cloudy | 20° /13° | 0 mm | 4 | |
| Dec. 4 | Patchy rain possible | 21° /13° | 0.2 mm | 4 | |
| Dec. 5 |  Partly cloudy | 12° /7° | 0 mm | 3 | |
| Dec. 6 | Overcast | 8° /5° | 0.1 mm | 2 | |
| Dec. 7 | Patchy rain possible | 17° /8° | 1.4 mm | 3 | |
| Dec. 8 | Partly cloudy | 13° /6° | 0 mm | 3 | |
| Dec. 9 | Light rain shower | 14° /7° | 49.1 mm | 3 | |
| Dec. 10 | Light rain shower | 18° /10° | 26.9 mm | 4 | |
| Dec. 11 | Cloudy | 9° /2° | 0 mm | 2 | |
| Dec. 12 |  Sunny | 9° /1° | 0 mm | 3 | |
| Dec. 13 | Overcast | 10° /2° | 0 mm | 3 | |
| Dec. 14 | Overcast | 9° /6° | 0 mm | 2 | |
| Dec. 15 | Overcast | 6° /3° | 0 mm | 2 | |
| Dec. 16 |  Mist | 9° /4° | 0 mm | 2 | |
| Dec. 17 | Fog | 13° /9° | 0 mm | 3 | |
| Dec. 18 |  Moderate or heavy rain with thunder | 14° /12° | 8.3 mm | 3 | |
| Dec. 19 | Cloudy | 13° /7° | 0 mm | 3 | |
| Dec. 20 | Overcast | 8° /1° | 0 mm | 2 | |
| Dec. 21 | Sunny | 9° /0° | 0 mm | 3 | |
| Dec. 22 | Overcast | 6° /1° | 0 mm | 2 | |
| Dec. 23 | Sunny | 7° /0° | 0 mm | 3 | |
| Dec. 24 | Overcast | 9° /1° | 0 mm | 2 | |
| Dec. 25 | Partly cloudy | 11° /3° | 0 mm | 4 | |
| Dec. 26 | Sunny | 12° /3° | 0 mm | 4 | |
| Dec. 27 | Overcast | 5° /4° | 0 mm | 2 | |
| Dec. 28 | Fog | 7° /4° | 0 mm | 2 | |
| Dec. 29 |  Moderate or heavy rain shower | 17° /9° | 40.9 mm | 4 | |
| Dec. 30 | Fog | 12° /10° | 0 mm | 3 | |
| Dec. 31 | Partly cloudy | 13° /4° | 0 mm | 4 | |
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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.
UV exposure in Cumming during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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