Sao Paulo

São Paulo State Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in São Paulo State, Brazil in September.

Planning a journey to São Paulo State, Brazil this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in São Paulo State in September

São Paulo State, Brazil is a region in Brazil. The weather in São Paulo State in September can be quite varied, with temperatures that range from warm to very warm and precipitation levels ranging from moderate to high.

Temperatures

During the day the temperature is warm in Ubatuba at 23°C (73°F) and very warm in Votuporanga at 33°C (91°F). As night falls, temperatures generally drop to 20°C (68°F) in Votuporanga and 18°C (64°F) in Ubatuba.

To learn more about the conditions in specific areas of São Paulo State, Brazil, check out the map below.

Precipitation

In September, precipitation varies across different areas. From moderate rainfall in Votuporanga with an average of 56 mm (2.2 in) to high rainfall in Ubatuba with 156 mm (6.1 in).

Average sunshine

Sunshine is fairly consistent across many areas. Sao Paulo receives about 152 hours of sunlight in September, providing a good balance between sunny spells and cloud cover. If you're after more sunshine hours, take a look at our weather planner for other sun-rich destinations worldwide.

Explore São Paulo State by month

Pick a month to see the average temperature, rainfall and sunshine in São Paulo State — and find the best time to visit. (based on Sao Paulo)

Best Places to Visit in São Paulo State in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across São Paulo State.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in São Paulo State

What is the weather like in September for some of the most popular destinations in São Paulo State, Brazil?

Temperature range in São Paulo State (September)

Precipitation variation in São Paulo State (September)

Sao Paulo

In September Sao Paulo generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 15°C (59°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
25°C (77°F)
26°C (79°F)
27°C (81°F)
Min temperature
13°C (55°F)
15°C (59°F)
16°C (61°F)
Monthly sun hours
175 hours
152 hours
153 hours
Monthly rainfall
46 mm (1.8 in)
102 mm (4 in)
126 mm (5 in)
Monthly rainy days
11 days
13 days
18 days
Weather conditions

Ubatuba

In September Ubatuba generally has high temperatures with maximum daytime temperatures around 23°C (73°F), minimum nighttime temperatures around 18°C (64°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
23°C (73°F)
23°C (73°F)
24°C (75°F)
Min temperature
17°C (63°F)
18°C (64°F)
19°C (66°F)
Monthly sun hours
104 hours
80 hours
74 hours
Monthly rainfall
88 mm (3.5 in)
156 mm (6.1 in)
165 mm (6.5 in)
Monthly rainy days
9 days
11 days
16 days
Weather conditions

Campos do Jordão

In September Campos do Jordão generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 13°C (55°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
24°C (75°F)
25°C (77°F)
26°C (79°F)
Min temperature
11°C (52°F)
13°C (55°F)
15°C (59°F)
Monthly sun hours
177 hours
122 hours
139 hours
Monthly rainfall
43 mm (1.7 in)
110 mm (4.3 in)
172 mm (6.8 in)
Monthly rainy days
9 days
11 days
18 days
Weather conditions

Ilhabela

In September Ilhabela generally has high temperatures with maximum daytime temperatures around 23°C (73°F), minimum nighttime temperatures around 19°C (66°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
23°C (73°F)
23°C (73°F)
24°C (75°F)
Min temperature
19°C (66°F)
19°C (66°F)
20°C (68°F)
Monthly sun hours
104 hours
80 hours
74 hours
Monthly rainfall
80 mm (3.1 in)
137 mm (5.4 in)
141 mm (5.6 in)
Monthly rainy days
10 days
12 days
16 days
Weather conditions

Guarujá

In September Guarujá generally has high temperatures with maximum daytime temperatures around 23°C (73°F), minimum nighttime temperatures around 19°C (66°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
23°C (73°F)
23°C (73°F)
24°C (75°F)
Min temperature
18°C (64°F)
19°C (66°F)
20°C (68°F)
Monthly sun hours
138 hours
90 hours
109 hours
Monthly rainfall
98 mm (3.9 in)
153 mm (6 in)
167 mm (6.6 in)
Monthly rainy days
11 days
14 days
17 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in São Paulo State, in Brazil.

Popular cities in September

Day & night temperatures, rainfall and average weather in São Paulo State in September.

City Weather Day temp Night temp Rainfall
Sao Paulo 26°C (79°F) 15°C (59°F) 102 mm (4 in)
Ubatuba 23°C (73°F) 18°C (64°F) 156 mm (6.1 in)
Campos do Jordão 25°C (77°F) 13°C (55°F) 110 mm (4.3 in)
Ilhabela 23°C (73°F) 19°C (66°F) 137 mm (5.4 in)
Guarujá 23°C (73°F) 19°C (66°F) 153 mm (6 in)
Olímpia 32°C (90°F) 19°C (66°F) 59 mm (2.3 in)

São Paulo State weather in September: frequently asked questions

What is the weather like in São Paulo State, Brazil in September?

In September, São Paulo State, Brazil generally has pleasant weather conditions. Sao Paulo sees daytime temperatures near 26°C (79°F), with nights cooling to roughly 15°C (59°F).

What is the average temperature in São Paulo State, Brazil in September?

Sao Paulo averages a daytime maximum of 26°C (79°F) in September, with overnight lows close to 15°C (59°F).

Does São Paulo State, Brazil get a lot of rain in September?

Sao Paulo typically receives notable rainfall in September, about 102 mm (4 in) on average across São Paulo State, Brazil.

Is September a Good Time to Visit São Paulo State, Brazil?

Given the typically pleasant weather conditions in Sao Paulo, September might be a good time to visit São Paulo State, Brazil.

Generally speaking, April, May, June, July and August provide perfect weather in Sao Paulo. On the other hand, the weather in January and February tend to be unpleasant.

Interested in more climate information?

We have much more information about the climate in São Paulo State.

Weather and climate has detailed information for every country in the world. Are you going to Brazil? Get detailed historical weather averages for many cities in Brazil.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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Need travel inspiration? Check out our bucket list articles and be inspired.