Santa Catarina (Florianópolis)
December
Weather in Santa Catarina for December 2025
Your guide to Santa Catarina weather in December - trends and predictions
In general, the average temperature in Santa Catarina at the beginning of December is 24.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 25.9 °C by the end of December.
Santa Catarina experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 228.3 mm.
Temperatures
Rain 🌧️
4
Dry days
27
Rainy days
0
Snow days
24°/19°
Temperatures
18 km/h
Avg max wind
84 %
Avg humidity
Santa Catarina Weather December
Move between months or click on a day
Temperatures trend during December in Santa Catarina
See the weather trend as well as the moving average line
December weather in Santa Catarina day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 25° /20° | 0.3 mm | 9 | |
| 2 Dec. |  Moderate rain at times | 27° /20° | 1.7 mm | 9 | |
| 3 Dec. | Patchy rain possible | 21° /19° | 2.3 mm | 8 | |
| 4 Dec. |  Overcast | 21° /19° | 0.1 mm | 8 | |
| 5 Dec. | Overcast | 25° /18° | 0.1 mm | 8 | |
| 6 Dec. | Patchy rain possible | 29° /21° | 1.6 mm | 9 | |
| 7 Dec. | Moderate or heavy rain shower | 23° /21° | 37.8 mm | 8 | |
| 8 Dec. | Moderate or heavy rain shower | 20° /19° | 13.5 mm | 8 | |
| 9 Dec. | Moderate rain at times | 19° /17° | 38.1 mm | 7 | |
| 10 Dec. | Moderate rain at times | 21° /18° | 12.4 mm | 8 | |
| 11 Dec. | Patchy rain possible | 23° /19° | 2.7 mm | 8 | |
| 12 Dec. | Patchy rain possible | 24° /19° | 1.8 mm | 8 | |
| 13 Dec. | Patchy rain possible | 24° /20° | 1.5 mm | 8 | |
| 14 Dec. | Moderate or heavy rain shower | 23° /20° | 48.5 mm | 8 | |
| 15 Dec. | Patchy rain possible | 28° /19° | 6.1 mm | 9 | |
| 16 Dec. | Moderate rain at times | 26° /18° | 1.7 mm | 9 | |
| 17 Dec. | Overcast | 23° /17° | 0.3 mm | 8 | |
| 18 Dec. | Patchy rain possible | 25° /18° | 1 mm | 9 | |
| 19 Dec. | Patchy rain possible | 26° /19° | 3.7 mm | 9 | |
| 20 Dec. | Moderate rain at times | 29° /20° | 5.5 mm | 9 | |
| 21 Dec. | Patchy rain possible | 25° /20° | 0.5 mm | 9 | |
| 22 Dec. | Moderate or heavy rain shower | 23° /18° | 6.1 mm | 8 | |
| 23 Dec. | Patchy rain possible | 21° /18° | 2.3 mm | 8 | |
| 24 Dec. | Moderate rain at times | 24° /19° | 2.4 mm | 8 | |
| 25 Dec. | Moderate or heavy rain shower | 27° /19° | 22.5 mm | 9 | |
| 26 Dec. |  Heavy rain at times | 25° /18° | 3.6 mm | 9 | |
| 27 Dec. | Patchy rain possible | 27° /18° | 0.2 mm | 9 | |
| 28 Dec. | Patchy rain possible | 27° /19° | 0.2 mm | 9 | |
| 29 Dec. |  Cloudy | 25° /19° | 1.8 mm | 8 | |
| 30 Dec. | Patchy rain possible | 24° /19° | 5.2 mm | 8 | |
| 31 Dec. | Patchy rain possible | 26° /20° | 2.7 mm | 9 | |
| Next | |||||
Important Notice
Our weather forecast for Santa Catarina 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 Santa Catarina forecast closer to your planned date for the most up-to-date weather information.
Change Month
Santa Catarina in December - FAQ
What are the expected maximum and minimum temperatures in Santa Catarina during December?
During December, expect a variety of temperatures with highs around 24° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Santa Catarina during December?
Significant rainfall exceeding 228.3 mm is expected in Santa Catarina during December, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Santa Catarina during December?
The average wind speed in Santa Catarina during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Santa Catarina
Explore the daily rainfall trends and prepare for Santa Catarinas December weather 💧
UV exposure in Santa Catarina during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
Provinces in Santa Catarina
Select a province for an accurate weather forecast
Top locations in Santa Catarina
Select a location for an accurate weather forecast
More Locations Quick links
More Santa Catarina weather pages
You are here
Where is Santa Catarina?Get accurate weather forecasts for Santa Catarina, located at latitude -27.597 and longitude -48.549. Stay updated with localized weather information tailored for Santa Catarina.
Found a mistake?
We appreciate your attention to details. Tell us here.