Saint Augustine (FL)
December
Weather in Saint Augustine, Florida for December 2026
Your guide to Saint Augustine weather in December - trends and predictions
In general, the average temperature in Saint Augustine at the beginning of December is 17.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 19 °C by the end of December.
Saint Augustine experiences moderate rainfall in December, with an average of 10 rainy days and a total precipitation of 123.6 mm.
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Temperatures
Rain 🌧️
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21
Dry days
10
Rainy days
0
Snow days
18°/13°
Temperatures
18 km/h
Avg max wind
78 %
Avg humidity
Saint Augustine Weather December
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Temperatures trend during December in Saint Augustine
See the weather trend as well as the moving average line
December weather in Saint Augustine day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Sunny | 19° /14° | 40 mm | 5 | |
| Dec. 2 | Sunny | 20° /13° | 0 mm | 5 | |
| Dec. 3 | Sunny | 15° /9° | 0 mm | 4 | |
| Dec. 4 |  Overcast | 15° /7° | 0 mm | 4 | |
| Dec. 5 | Overcast | 22° /11° | 0.2 mm | 5 | |
| Dec. 6 |  Patchy rain possible | 18° /12° | 2.8 mm | 5 | |
| Dec. 7 |  Cloudy | 16° /11° | 33 mm | 4 | |
| Dec. 8 | Overcast | 19° /10° | 21.2 mm | 4 | |
| Dec. 9 | Overcast | 17° /11° | 0 mm | 4 | |
| Dec. 10 | Overcast | 22° /14° | 0 mm | 5 | |
| Dec. 11 |  Moderate or heavy rain shower | 18° /10° | 6.8 mm | 5 | |
| Dec. 12 | Sunny | 18° /8° | 0 mm | 5 | |
| Dec. 13 |  Heavy rain at times | 18° /12° | 4.6 mm | 4 | |
| Dec. 14 | Patchy rain possible | 21° /15° | 0.4 mm | 5 | |
| Dec. 15 | Overcast | 17° /12° | 0 mm | 4 | |
| Dec. 16 | Overcast | 17° /14° | 1.6 mm | 4 | |
| Dec. 17 | Patchy rain possible | 20° /15° | 0.1 mm | 5 | |
| Dec. 18 | Overcast | 22° /16° | 0.1 mm | 5 | |
| Dec. 19 | Overcast | 24° /18° | 0 mm | 6 | |
| Dec. 20 | Overcast | 20° /13° | 0 mm | 4 | |
| Dec. 21 | Sunny | 15° /9° | 0 mm | 3 | |
| Dec. 22 | Cloudy | 17° /9° | 0 mm | 2 | |
| Dec. 23 | Moderate or heavy rain shower | 18° /14° | 3.8 mm | 3 | |
| Dec. 24 | Overcast | 18° /12° | 0 mm | 3 | |
| Dec. 25 | Overcast | 19° /14° | 0 mm | 3 | |
| Dec. 26 | Heavy rain at times | 17° /14° | 6.8 mm | 3 | |
| Dec. 27 | Patchy rain possible | 20° /14° | 0.6 mm | 3 | |
| Dec. 28 | Patchy rain possible | 21° /17° | 0.1 mm | 3 | |
| Dec. 29 | Moderate rain at times | 21° /16° | 1 mm | 3 | |
| Dec. 30 | Overcast | 18° /11° | 0.6 mm | 4 | |
| Dec. 31 |  Mist | 17° /9° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Saint Augustine 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 Saint Augustine forecast closer to your planned date for the most up-to-date weather information.
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Saint Augustine in December - FAQ
What are the expected maximum and minimum temperatures in Saint Augustine during December?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Saint Augustine during December?
Significant rainfall exceeding 123.6 mm is expected in Saint Augustine during December, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Augustine during December?
The average wind speed in Saint Augustine during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Saint Augustine
Explore the daily rainfall trends and prepare for Saint Augustines December weather 💧
Typically, Saint Augustine has 10 rainy days in December with a total of 123.6 mm of rainfall.
UV exposure in Saint Augustine during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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