Weather in São Paulo for September 2025
In general, the average temperature in São Paulo at the beginning of September is 30 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 32.6 °C by the end of September.
São Paulo sees moderate rainfall in September, averaging 6 rainy days.
Is September a good time to visit São Paulo? check out the best time to travel to São Paulo page.
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São Paulo in September average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 31° | 2 31° | 3 33° | 4 35° | 5 29° | 6 21° | 7 30° |
8 32° | 9 33° | 10 32° | 11 33° | 12 34° | 13 35° | 14 31° |
15 21° | 16 25° | 17 26° | 18 29° | 19 31° | 20 34° | 21 32° |
22 35° | 23 35° | 24 37° | 25 36° | 26 38° | 27 37° | 28 20° |
29 28° | 30 32° |
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Temperatures trend during September in São Paulo
September weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Sept. | Sunny | 31° /17° | 0 mm | 8 | |
2 Sept. | Partly cloudy | 31° /18° | 0 mm | 9 | |
3 Sept. | Patchy rain possible | 33° /18° | 1.5 mm | 8 | |
4 Sept. | Sunny | 35° /20° | 0.1 mm | 9 | |
5 Sept. | Light rain shower | 29° /16° | 0.8 mm | 8 | |
6 Sept. | Overcast | 21° /16° | 0.4 mm | 5 | |
7 Sept. | Cloudy | 30° /16° | 0.1 mm | 8 | |
8 Sept. | Sunny | 32° /19° | 0 mm | 9 | |
9 Sept. | Sunny | 33° /20° | 0 mm | 9 | |
10 Sept. | Cloudy | 32° /19° | 0 mm | 8 | |
11 Sept. | Sunny | 33° /19° | 0 mm | 9 | |
12 Sept. | Sunny | 34° /20° | 0 mm | 9 | |
13 Sept. | Sunny | 35° /21° | 0 mm | 9 | |
14 Sept. | Partly cloudy | 31° /18° | 0 mm | 9 | |
15 Sept. | Overcast | 21° /16° | 0.4 mm | 6 | |
16 Sept. | Partly cloudy | 25° /15° | 0.5 mm | 7 | |
17 Sept. | Sunny | 26° /18° | 0.6 mm | 7 | |
18 Sept. | Sunny | 29° /18° | 0.7 mm | 8 | |
19 Sept. | Partly cloudy | 31° /19° | 0.2 mm | 8 | |
20 Sept. | Sunny | 34° /19° | 0.1 mm | 9 | |
21 Sept. | Sunny | 32° /19° | 0.1 mm | 8 | |
22 Sept. | Sunny | 35° /20° | 0 mm | 9 | |
23 Sept. | Sunny | 35° /21° | 0 mm | 10 | |
24 Sept. | Sunny | 37° /22° | 0 mm | 10 | |
25 Sept. | Sunny | 36° /21° | 0 mm | 9 | |
26 Sept. | Partly cloudy | 38° /21° | 0 mm | 10 | |
27 Sept. | Patchy rain possible | 37° /17° | 0.9 mm | 9 | |
28 Sept. | Patchy rain possible | 20° /15° | 0.5 mm | 5 | |
29 Sept. | Patchy rain possible | 28° /16° | 0.1 mm | 7 | |
30 Sept. | Patchy rain possible | 32° /16° | 1.3 mm | 8 | |
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São Paulo in September - FAQ
What to pack to São Paulo in September?
As you prepare for your trip to São Paulo in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in São Paulo, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
Quick links
Get accurate weather forecasts for São Paulo, located at latitude -23.548 and longitude -46.636. Stay updated with localized weather information tailored for São Paulo.