São Paulo
December
Weather in São Paulo for December 2025
Your guide to São Paulo weather in December - trends and predictions
Until now, December 2025 in São Paulo has been nearly identical to the historical average, with a temperature of 28.7 °C (showing only a slight deviation of -0.2 °C).
The forecast for the next days in São Paulo predicts temperatures to be around 30 °C, close to the historical average.
In general, the average temperature in São Paulo at the beginning of December is 30.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 30.1 °C by the end of December.
São Paulo experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 155.5 mm.
Temperatures
Rain 🌧️
8
Dry days
23
Rainy days
0
Snow days
29°/19°
Temperatures
19 km/h
Avg max wind
73 %
Avg humidity
São Paulo Weather December
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Temperatures trend during December in São Paulo
See the weather trend as well as the moving average line
December weather in São Paulo day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 33° /19° | 0.1 mm | 9 | |
| 2 Dec. |  Sunny | 33° /21° | 7 mm | 10 | |
| 3 Dec. | Light rain shower | 29° /20° | 8.8 mm | 8 | |
| 4 Dec. | Patchy rain possible | 27° /18° | 0.7 mm | 8 | |
| 5 Dec. | Light rain shower | 28° /17° | 1.9 mm | 8 | |
| 6 Dec. |  Patchy light rain | 32° /19° | 1.3 mm | 9 | |
| 7 Dec. | Patchy rain possible | 33° /21° | 8.5 mm | 9 | |
| 8 Dec. | Light rain shower | 31° /20° | 3.6 mm | 9 | |
| 9 Dec. | Light rain shower | 22° /19° | 13 mm | 7 | |
| 10 Dec. |  Moderate or heavy rain shower | 27° /19° | 11.6 mm | 8 | |
| 11 Dec. | Light rain shower | 28° /18° | 3.3 mm | 9 | |
| 12 Dec. | Patchy rain possible | 28° /18° | 11.8 mm | 8 | |
| 13 Dec. |  Partly cloudy | 27° /18° | 20.5 mm | 8 | |
| 14 Dec. | Light rain shower | 27° /19° | 7.9 mm | 8 | |
| 15 Dec. | Light rain shower | 30° /19° | 3.4 mm | 9 | |
| 16 Dec. |  Moderate rain | 31° /20° | 15.2 mm | 3.4 | |
| 17 Dec. | Patchy rain possible | 22° /17° | 0.7 mm | 2.7 | |
| 18 Dec. | Partly cloudy | 25° /16° | 0 mm | 3.2 | |
| 19 Dec. | Patchy rain possible | 26° /17° | 0.1 mm | 2.8 | |
| 20 Dec. |  Cloudy | 26° /18° | 0 mm | 0.8 | |
| 21 Dec. | Patchy rain possible | 31° /19° | 1 mm | 8 | |
| 22 Dec. | Patchy rain possible | 31° /20° | 1.6 mm | 8 | |
| 23 Dec. | Patchy rain possible | 31° /21° | 0.4 mm | 9 | |
| 24 Dec. | Partly cloudy | 32° /23° | 0 mm | 10 | |
| 25 Dec. | Patchy rain possible | 32° /22° | 2.4 mm | 9 | |
| 26 Dec. | Patchy rain possible | 33° /21° | 0.8 mm | 9 | |
| 27 Dec. | Patchy rain possible | 32° /22° | 0.5 mm | 9 | |
| 28 Dec. | Moderate rain | 30° /22° | 5.5 mm | 8 | |
| 29 Dec. | Patchy rain possible | 31° /21° | 0.7 mm | 9 | |
| 30 Dec. |  Heavy rain at times | 26° /19° | 3.3 mm | 7 | |
| 31 Dec. | Moderate or heavy rain shower | 27° /18° | 7 mm | 7 | |
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Important Notice
Our weather forecast for São Paulo 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 São Paulo forecast closer to your planned date for the most up-to-date weather information.
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São Paulo in December - FAQ
What are the expected maximum and minimum temperatures in São Paulo during December?
During December, expect a variety of temperatures with highs around 29° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in São Paulo during December?
Significant rainfall exceeding 155.5 mm is expected in São Paulo during December, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in São Paulo during December?
The average wind speed in São Paulo during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in São Paulo
Explore the daily rainfall trends and prepare for São Paulos December weather 💧
Typically, São Paulo has 23 rainy days in December with a total of 155.5 mm of rainfall.
UV exposure in São Paulo during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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