Guaratinguetá
December
Weather in Guaratinguetá for December 2026
Your guide to Guaratinguetá weather in December - trends and predictions
In general, the average temperature in Guaratinguetá at the beginning of December is 31.6 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 31.3 °C by the end of December.
Guaratinguetá experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 253 mm.
Temperatures
Rain 🌧️
1
Dry days
30
Rainy days
0
Snow days
30°/16°
Temperatures
9 km/h
Avg max wind
78 %
Avg humidity
Guaratinguetá Weather December
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Temperatures trend during December in Guaratinguetá
See the weather trend as well as the moving average line
December weather in Guaratinguetá day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy light drizzle | 34° /15° | 2.5 mm | 10 | |
| 2 Dec. |  Patchy rain possible | 34° /16° | 6.2 mm | 10 | |
| 3 Dec. | Patchy rain possible | 30° /16° | 20.6 mm | 10 | |
| 4 Dec. | Light rain shower | 28° /18° | 8.1 mm | 9 | |
| 5 Dec. | Light rain shower | 29° /16° | 7.4 mm | 10 | |
| 6 Dec. | Patchy rain possible | 32° /15° | 2 mm | 10 | |
| 7 Dec. | Light rain shower | 34° /15° | 4.3 mm | 11 | |
| 8 Dec. | Light rain shower | 32° /15° | 5 mm | 10 | |
| 9 Dec. | Light rain shower | 27° /18° | 5.8 mm | 9 | |
| 10 Dec. |  Patchy light rain with thunder | 28° /17° | 7.7 mm | 9 | |
| 11 Dec. | Light rain shower | 28° /16° | 6.5 mm | 9 | |
| 12 Dec. | Light rain shower | 30° /15° | 6 mm | 9 | |
| 13 Dec. | Patchy rain possible | 28° /15° | 9.7 mm | 9 | |
| 14 Dec. |  Mist | 27° /16° | 10.6 mm | 9 | |
| 15 Dec. | Patchy rain possible | 31° /16° | 3.5 mm | 10 | |
| 16 Dec. | Light rain shower | 33° /16° | 12.7 mm | 10 | |
| 17 Dec. | Light rain shower | 28° /15° | 3.7 mm | 9 | |
| 18 Dec. | Light rain shower | 29° /14° | 2.1 mm | 10 | |
| 19 Dec. | Patchy light rain | 30° /15° | 2.3 mm | 10 | |
| 20 Dec. | Fog | 30° /15° | 3.1 mm | 8 | |
| 21 Dec. | Patchy rain possible | 31° /15° | 9.8 mm | 10 | |
| 22 Dec. | Patchy light drizzle | 31° /14° | 6.5 mm | 11 | |
| 23 Dec. | Patchy rain possible | 31° /15° | 4.9 mm | 11 | |
| 24 Dec. | Patchy rain possible | 31° /16° | 3 mm | 11 | |
| 25 Dec. |  Partly cloudy | 33° /16° | 3.1 mm | 11 | |
| 26 Dec. | Patchy rain possible | 30° /16° | 38.7 mm | 9 | |
| 27 Dec. | Light rain shower | 30° /17° | 10.8 mm | 10 | |
| 28 Dec. | Fog | 32° /15° | 7.3 mm | 11 | |
| 29 Dec. |  Thundery outbreaks possible | 34° /15° | 9.4 mm | 9 | |
| 30 Dec. | Patchy light rain with thunder | 30° /17° | 10.6 mm | 8 | |
| 31 Dec. | Patchy light rain with thunder | 30° /16° | 10 mm | 8 | |
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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.
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Guaratinguetá in December - FAQ
What are the expected maximum and minimum temperatures in Guaratinguetá during December?
Expect warm days with temperatures around 30°, cooling to mild conditions of 16° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Guaratinguetá during December?
Significant rainfall exceeding 253 mm is expected in Guaratinguetá during December, occurring over more than 30 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 💧
Typically, Guaratinguetá has 30 rainy days in December with a total of 253 mm of rainfall.
UV exposure in Guaratinguetá during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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