Guaratinguetá
September
Weather in Guaratinguetá for September 2026
Your guide to Guaratinguetá weather in September - trends and predictions
In general, the average temperature in Guaratinguetá at the beginning of September is 31.4 °C. As the month progressed, temperatures tended to remain steady, reaching an average of 31.4 °C by the end of September.
With an average of 4 rainy days, Guaratinguetá experiences minimal rainfall in September.
Temperatures
Rain 🌧️
26
Dry days
4
Rainy days
0
Snow days
34°/14°
Temperatures
11 km/h
Avg max wind
52 %
Avg humidity
Guaratinguetá Weather September
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Temperatures trend during September in Guaratinguetá
See the weather trend as well as the moving average line
September weather in Guaratinguetá day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 31° /11° | 0 mm | 8 | |
| 2 Sept. | Sunny | 30° /12° | 0 mm | 8 | |
| 3 Sept. | Sunny | 32° /9° | 0 mm | 9 | |
| 4 Sept. | Sunny | 33° /11° | 0 mm | 10 | |
| 5 Sept. |  Partly cloudy | 34° /12° | 0 mm | 10 | |
| 6 Sept. | Partly cloudy | 29° /13° | 0 mm | 8 | |
| 7 Sept. | Sunny | 31° /13° | 0 mm | 9 | |
| 8 Sept. | Sunny | 33° /14° | 0 mm | 9 | |
| 9 Sept. | Sunny | 35° /13° | 0 mm | 9 | |
| 10 Sept. | Sunny | 33° /11° | 0 mm | 9 | |
| 11 Sept. |  Overcast | 35° /11° | 0 mm | 9 | |
| 12 Sept. | Sunny | 33° /12° | 0 mm | 9 | |
| 13 Sept. | Sunny | 30° /14° | 0.2 mm | 8 | |
| 14 Sept. | Sunny | 34° /13° | 0 mm | 9 | |
| 15 Sept. |  Mist | 33° /12° | 0 mm | 8 | |
| 16 Sept. |  Patchy rain possible | 30° /14° | 3.9 mm | 8 | |
| 17 Sept. | Patchy rain possible | 26° /13° | 0.1 mm | 8 | |
| 18 Sept. | Patchy rain possible | 31° /13° | 2 mm | 8 | |
| 19 Sept. | Patchy rain possible | 33° /11° | 0.1 mm | 8 | |
| 20 Sept. | Patchy rain possible | 37° /13° | 0.7 mm | 9 | |
| 21 Sept. | Patchy rain possible | 35° /13° | 2.2 mm | 9 | |
| 22 Sept. | Sunny | 33° /14° | 1 mm | 9 | |
| 23 Sept. | Sunny | 27° /14° | 0.3 mm | 8 | |
| 24 Sept. | Sunny | 31° /15° | 2 mm | 8 | |
| 25 Sept. | Sunny | 27° /14° | 0.2 mm | 8 | |
| 26 Sept. | Sunny | 30° /13° | 0.1 mm | 8 | |
| 27 Sept. | Partly cloudy | 33° /12° | 0 mm | 9 | |
| 28 Sept. | Light rain shower | 30° /12° | 0.8 mm | 8 | |
| 29 Sept. | Partly cloudy | 33° /13° | 0 mm | 9 | |
| 30 Sept. | Mist | 36° /13° | 0 mm | 10 | |
| Next | |||||
Important Notice
Our weather forecast for Guaratinguetá in September 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.
Change Month
Guaratinguetá in September - FAQ
What are the expected maximum and minimum temperatures in Guaratinguetá during September?
Expect warm days with temperatures around 34°, cooling to mild conditions of 14° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Guaratinguetá during September?
Expect minimal rainfall in Guaratinguetá during September, with a total of 11.9 mm over approximately 4 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Guaratinguetá during September?
The average wind speed in Guaratinguetá during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Guaratinguetá
Explore the daily rainfall trends and prepare for Guaratinguetás September weather 💧
UV exposure in Guaratinguetá during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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