Guaratinguetá
December
Weather in Guaratinguetá for December 2025
Your guide to Guaratinguetá weather in December - trends and predictions
In general, the average temperature in Guaratinguetá at the beginning of December is 30.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.4 °C by the end of December.
Guaratinguetá experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 128.4 mm.
Temperatures
Rain 🌧️
9
Dry days
22
Rainy days
0
Snow days
32°/17°
Temperatures
9 km/h
Avg max wind
74 %
Avg humidity
Guaratinguetá in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  32° | 2  33° | 3 29° | 4 28° | 5 28° | 6  31° | 7 34° |
| 8 31° | 9 27° | 10 28° | 11 26° | 12 27° | 13 30° | 14  28° |
| 15 31° | 16 33° | 17 31° | 18 33° | 19 33° | 20 31° | 21 30° |
| 22 30° | 23 30° | 24 30° | 25  32° | 26 28° | 27 27° | 28 30° |
| 29  33° | 30 29° | 31 27° |
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Temperatures trend during December in Guaratinguetá
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. | Patchy light drizzle | 32° /16° | 1.2 mm | 10 | |
| 2 Dec. | Patchy rain possible | 33° /16° | 3.5 mm | 10 | |
| 3 Dec. | Patchy rain possible | 29° /16° | 27.4 mm | 10 | |
| 4 Dec. | Patchy light drizzle | 28° /18° | 8.1 mm | 10 | |
| 5 Dec. | Light rain shower | 28° /19° | 11.1 mm | 9 | |
| 6 Dec. | Patchy light rain with thunder | 31° /17° | 2.6 mm | 10 | |
| 7 Dec. | Light rain shower | 34° /16° | 3.3 mm | 11 | |
| 8 Dec. | Light rain shower | 31° /16° | 3.2 mm | 10 | |
| 9 Dec. | Light rain shower | 27° /18° | 3.4 mm | 9 | |
| 10 Dec. | Patchy light rain with thunder | 28° /17° | 10.7 mm | 9 | |
| 11 Dec. | Light rain shower | 26° /17° | 9.8 mm | 9 | |
| 12 Dec. | Light rain shower | 27° /16° | 1.6 mm | 9 | |
| 13 Dec. | Patchy rain possible | 30° /14° | 0.2 mm | 10 | |
| 14 Dec. | Mist | 28° /15° | 7.8 mm | 10 | |
| 15 Dec. | Patchy rain possible | 31° /15° | 1.7 mm | 10 | |
| 16 Dec. | Patchy rain possible | 33° /16° | 1.1 mm | 11 | |
| 17 Dec. | Light rain shower | 31° /14° | 2.3 mm | 10 | |
| 18 Dec. | Patchy rain possible | 33° /14° | 2 mm | 11 | |
| 19 Dec. | Patchy light rain | 33° /15° | 1.6 mm | 10 | |
| 20 Dec. | Fog | 31° /15° | 2.7 mm | 10 | |
| 21 Dec. | Patchy rain possible | 30° /16° | 14.6 mm | 10 | |
| 22 Dec. | Patchy light drizzle | 30° /15° | 9.7 mm | 10 | |
| 23 Dec. | Patchy rain possible | 30° /15° | 7.3 mm | 10 | |
| 24 Dec. | Patchy rain possible | 30° /16° | 4.5 mm | 10 | |
| 25 Dec. | Partly cloudy | 32° /16° | 4.4 mm | 11 | |
| 26 Dec. | Patchy rain possible | 28° /17° | 53.3 mm | 9 | |
| 27 Dec. | Light rain shower | 27° /18° | 15.8 mm | 9 | |
| 28 Dec. | Fog | 30° /15° | 8.6 mm | 10 | |
| 29 Dec. | Thundery outbreaks possible | 33° /15° | 11.3 mm | 10 | |
| 30 Dec. | Light rain shower | 29° /17° | 11.3 mm | 10 | |
| 31 Dec. | Light rain shower | 27° /16° | 7 mm | 9 | |
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Important Notice
Our weather forecast for Guaratinguetá 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 Guaratinguetá forecast closer to your planned date for the most up-to-date weather information.
Guaratinguetá in December - FAQ
What are the expected maximum and minimum temperatures in Guaratinguetá during December?
Expect warm days with temperatures around 32°, cooling to mild conditions of 17° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Guaratinguetá during December?
Significant rainfall exceeding 128.4 mm is expected in Guaratinguetá during December, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Guaratinguetá during December?
The average wind speed in Guaratinguetá during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Guaratinguetá
Explore the daily rainfall trends and prepare for Guaratinguetás December weather 💧
UV exposure in Guaratinguetá during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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