Saint Lucie County (Port Saint Lucie)
December
Weather in Saint Lucie County, Florida for December 2025
Your guide to Saint Lucie County weather in December - trends and predictions
Until now, December 2025 in Saint Lucie County has been nearly identical to the historical average, with a temperature of 24.2 °F (showing only a slight deviation of 0.2 °F).
The forecast for the next days in Saint Lucie County predicts temperatures to be around 24 °F, close to the historical average.
In general, the average temperature in Saint Lucie County at the beginning of December is 24.1 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 21.9 °F by the end of December.
Saint Lucie County in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 180.8 mm.
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Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
22°/17°
Temperatures
24 km/h
Avg max wind
75 %
Avg humidity
Saint Lucie County Weather December
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Temperatures trend during December in Saint Lucie County
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December weather in Saint Lucie County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Mist | 25° /19° | 15.3 mm | 6 | |
| Dec. 2 |  Partly cloudy | 26° /19° | 0.1 mm | 6 | |
| Dec. 3 |  Patchy light rain | 25° /16° | 0.3 mm | 6 | |
| Dec. 4 | Fog | 21° /16° | 7.4 mm | 5 | |
| Dec. 5 |  Overcast | 25° /16° | 0 mm | 5 | |
| Dec. 6 | Overcast | 23° /14° | 0 mm | 5 | |
| Dec. 7 |  Patchy rain possible | 24° /16° | 0 mm | 5 | |
| Dec. 8 | Patchy rain possible | 23° /18° | 3.7 mm | 5 | |
| Dec. 9 | Overcast | 24° /18° | 0.3 mm | 5 | |
| Dec. 10 | Light rain shower | 26° /19° | 0.9 mm | 6 | |
| Dec. 11 | Partly cloudy | 22° /14° | 0.8 mm | 5 | |
| Dec. 12 | Partly cloudy | 20° /16° | 0 mm | 5 | |
| Dec. 13 | Partly cloudy | 24° /14° | 0 mm | 0.8 | |
| Dec. 14 | Partly cloudy | 26° /19° | 0 mm | 0.8 | |
| Dec. 15 | Overcast | 20° /18° | 0.1 mm | 0.3 | |
| Dec. 16 | Patchy rain possible | 21° /19° | 0.3 mm | 0.6 | |
| Dec. 17 | Patchy rain possible | 23° /19° | 1.1 mm | 0 | |
| Dec. 18 | Patchy rain possible | 24° /21° | 0.2 mm | 5 | |
| Dec. 19 | Patchy rain possible | 25° /22° | 3 mm | 5 | |
| Dec. 20 | Patchy rain possible | 25° /23° | 0.1 mm | 5 | |
| Dec. 21 | Patchy rain possible | 26° /22° | 0.3 mm | 5 | |
| Dec. 22 | Patchy rain possible | 27° /23° | 0.4 mm | 5 | |
| Dec. 23 |  Sunny | 26° /21° | 0 mm | 6 | |
| Dec. 24 | Patchy rain possible | 24° /20° | 0.4 mm | 5 | |
| Dec. 25 | Patchy rain possible | 21° /20° | 0.4 mm | 5 | |
| Dec. 26 | Patchy rain possible | 22° /20° | 0.3 mm | 5 | |
| Dec. 27 | Partly cloudy | 24° /19° | 0 mm | 6 | |
| Dec. 28 | Light rain | 22° /17° | 6.8 mm | 5 | |
| Dec. 29 | Patchy rain possible | 20° /16° | 21.9 mm | 5 | |
| Dec. 30 | Patchy rain possible | 22° /15° | 0.1 mm | 5 | |
| Dec. 31 | Sunny | 22° /15° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Saint Lucie County 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 Lucie County forecast closer to your planned date for the most up-to-date weather information.
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Saint Lucie County in December - FAQ
What are the expected maximum and minimum temperatures in Saint Lucie County during December?
During December, expect a variety of temperatures with highs around 22° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint Lucie County during December?
Significant rainfall exceeding 180.8 mm is expected in Saint Lucie County during December, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Lucie County during December?
The average wind speed in Saint Lucie County during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Saint Lucie County
Explore the daily rainfall trends and prepare for Saint Lucie Countys December weather 💧
Typically, Saint Lucie County has 17 rainy days in December with a total of 180.8 mm of rainfall.
UV exposure in Saint Lucie County during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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Where is Saint Lucie County?Get accurate weather forecasts for Saint Lucie County, located at latitude 27.294 and longitude -80.35. Stay updated with localized weather information tailored for Saint Lucie County.
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