Newnan (GA)
December
Weather in Newnan, Georgia for December 2025
Your guide to Newnan weather in December - trends and predictions
In general, the average temperature in Newnan at the beginning of December is 9.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 14.1 °F by the end of December.
The climate of Newnan in December is notably wet, with an average of 11 rainy days, and a total of 132.7 mm of precipitation.
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Temperatures
Rain 🌧️
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20
Dry days
11
Rainy days
0
Snow days
12°/4°
Temperatures
15 km/h
Avg max wind
68 %
Avg humidity
Newnan Weather December
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Temperatures trend during December in Newnan
See the weather trend as well as the moving average line
December weather in Newnan day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 10° /0° | 0 mm | 3 | |
| Dec. 2 |  Sunny | 10° /0° | 0 mm | 4 | |
| Dec. 3 | Sunny | 6° /-1° | 0 mm | 3 | |
| Dec. 4 |  Partly cloudy | 10° /-2° | 0 mm | 4 | |
| Dec. 5 |  Patchy rain possible | 11° /1° | 0.4 mm | 3 | |
| Dec. 6 | Sunny | 7° /-3° | 0 mm | 3 | |
| Dec. 7 | Partly cloudy | 10° /0° | 0 mm | 3 | |
| Dec. 8 | Overcast | 12° /4° | 1 mm | 3 | |
| Dec. 9 |  Moderate or heavy rain shower | 16° /10° | 14.3 mm | 4 | |
| Dec. 10 | Moderate or heavy rain shower | 18° /14° | 39.6 mm | 4 | |
| Dec. 11 | Moderate rain at times | 13° /4° | 22.3 mm | 3 | |
| Dec. 12 | Partly cloudy | 9° /1° | 0 mm | 3 | |
| Dec. 13 | Overcast | 11° /2° | 0 mm | 3 | |
| Dec. 14 | Overcast | 11° /7° | 0.6 mm | 3 | |
| Dec. 15 | Patchy rain possible | 9° /5° | 0.1 mm | 2 | |
| Dec. 16 | Overcast | 17° /6° | 0 mm | 4 | |
| Dec. 17 | Overcast | 19° /9° | 0 mm | 4 | |
| Dec. 18 | Patchy rain possible | 18° /11° | 0.6 mm | 4 | |
| Dec. 19 | Overcast | 13° /6° | 0 mm | 3 | |
| Dec. 20 | Overcast | 11° /2° | 0 mm | 3 | |
| Dec. 21 | Partly cloudy | 8° /0° | 0 mm | 3 | |
| Dec. 22 | Sunny | 7° /-1° | 0 mm | 3 | |
| Dec. 23 | Sunny | 8° /0° | 0 mm | 3 | |
| Dec. 24 | Overcast | 10° /0° | 0 mm | 3 | |
| Dec. 25 | Sunny | 13° /2° | 0 mm | 4 | |
| Dec. 26 | Patchy rain possible | 12° /5° | 0.4 mm | 3 | |
| Dec. 27 | Overcast | 10° /5° | 7.1 mm | 3 | |
| Dec. 28 | Moderate or heavy rain shower | 13° /9° | 13.4 mm | 3 | |
| Dec. 29 | Moderate or heavy rain shower | 18° /12° | 32.9 mm | 4 | |
| Dec. 30 | Overcast | 15° /9° | 0 mm | 4 | |
| Dec. 31 |  Fog | 18° /8° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Newnan 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 Newnan forecast closer to your planned date for the most up-to-date weather information.
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Newnan in December - FAQ
What are the expected maximum and minimum temperatures in Newnan during December?
Prepare for cooler days with highs just around 12° and colder nights, dipping below 4°.
How much rainfall should be expected in Newnan during December?
Significant rainfall exceeding 132.7 mm is expected in Newnan during December, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Newnan during December?
The average wind speed in Newnan during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Newnan
Explore the daily rainfall trends and prepare for Newnans December weather 💧
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