Santos
September
Weather in Santos for September 2026
Your guide to Santos weather in September - trends and predictions
In general, the average temperature in Santos at the beginning of September is 23.1 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 23.4 °C by the end of September.
Santos experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 34.7 mm.
Temperatures
Rain 🌧️
23
Dry days
7
Rainy days
0
Snow days
25°/18°
Temperatures
16 km/h
Avg max wind
75 %
Avg humidity
Santos Weather September
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Temperatures trend during September in Santos
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September weather in Santos day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 26° /17° | 0 mm | 7 | |
| 2 Sept. |  Patchy rain possible | 24° /16° | 0.1 mm | 7 | |
| 3 Sept. | Patchy rain possible | 24° /17° | 0.1 mm | 7 | |
| 4 Sept. | Sunny | 25° /17° | 0 mm | 8 | |
| 5 Sept. | Patchy rain possible | 22° /16° | 0.7 mm | 6 | |
| 6 Sept. | Light rain shower | 19° /17° | 6.8 mm | 5 | |
| 7 Sept. |  Partly cloudy | 22° /17° | 3.2 mm | 7 | |
| 8 Sept. | Patchy rain possible | 26° /18° | 0 mm | 7 | |
| 9 Sept. | Partly cloudy | 26° /18° | 0 mm | 7 | |
| 10 Sept. | Sunny | 23° /17° | 0.3 mm | 7 | |
| 11 Sept. | Sunny | 28° /17° | 0 mm | 8 | |
| 12 Sept. | Sunny | 27° /18° | 0.9 mm | 8 | |
| 13 Sept. | Patchy rain possible | 24° /18° | 1.2 mm | 7 | |
| 14 Sept. | Sunny | 24° /17° | 0.6 mm | 7 | |
| 15 Sept. | Light rain shower | 23° /18° | 2.3 mm | 7 | |
| 16 Sept. | Light rain shower | 22° /17° | 6.3 mm | 6 | |
| 17 Sept. | Light rain shower | 21° /18° | 2.7 mm | 6 | |
| 18 Sept. | Light rain shower | 22° /17° | 0.5 mm | 6 | |
| 19 Sept. | Partly cloudy | 23° /16° | 0 mm | 7 | |
| 20 Sept. | Sunny | 27° /17° | 0.1 mm | 8 | |
| 21 Sept. | Patchy rain possible | 28° /19° | 1.1 mm | 7 | |
| 22 Sept. | Sunny | 27° /18° | 13 mm | 8 | |
| 23 Sept. | Sunny | 23° /18° | 3.5 mm | 7 | |
| 24 Sept. | Sunny | 23° /18° | 5.3 mm | 7 | |
| 25 Sept. | Sunny | 23° /18° | 4.8 mm | 7 | |
| 26 Sept. | Sunny | 24° /17° | 0.8 mm | 7 | |
| 27 Sept. | Patchy rain possible | 23° /16° | 0.7 mm | 6 | |
| 28 Sept. | Light rain shower | 22° /17° | 1.4 mm | 6 | |
| 29 Sept. | Partly cloudy | 24° /17° | 0 mm | 7 | |
| 30 Sept. | Partly cloudy | 25° /18° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Santos 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 Santos forecast closer to your planned date for the most up-to-date weather information.
Change Month
Santos in September - FAQ
What are the expected maximum and minimum temperatures in Santos during September?
During September, expect a variety of temperatures with highs around 25° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Santos during September?
In September, Santos can expect light to moderate rainfall, totaling 34.7 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Santos during September?
The average wind speed in Santos during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Santos
Explore the daily rainfall trends and prepare for Santoss September weather 💧
Typically, Santos has 7 rainy days in September with a total of 34.7 mm of rainfall.
UV exposure in Santos during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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