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Sao Paulo Weather in October
Sao Paulo in October averages 27°C (81°F) during the day and 16°C (61°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Sao Paulo in October
Typically, about 18 days will experience rainfall, with an average of 126 mm (5 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Sao Paulo in October
October in Sao Paulo sees highs of 27°C (81°F) and lows of 16°C (61°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Sao Paulo in October
The month experiences a moderate amount of sunlight, with 153 hours of sunshine. This provides a nice balance between sunshine and clouds.If you prefer dry days with pleasant temperatures, April, May, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Sao Paulo Temperature in October
Min Temperature
16°C (61°F)
Max Temperature
27°C (81°F)
Chance of Rain
61%
Precipitation
126 mm (5 in)
Rainy days
18 days
Humidity
79%
Sunshine
153 hours
Percentage Sunshine
Sao Paulo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sao Paulo - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sao Paulo typically stay consistent throughout October, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows typically ranging from 16°C (61°F) to 18°C (64°F).
Average temperatures in October
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather records for Sao Paulo in October
Browse day-by-day weather records for Sao Paulo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sao Paulo historical weather extremes in October
Based on weather observations in Sao Paulo between 1976 and 2025, these are the recorded extremes during October.
- Sao Paulo recorded its highest October temperature of 37°C (99°F) on October 7, 2020.
- The lowest daytime temperature in October was 13°C (55°F), recorded on October 4, 1999.
- The lowest overnight temperature recorded in October was 9°C (48°F) (October 1, 1981).
Best Places in Brazil in October
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in October →
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).
What to Wear in Sao Paulo in October
Warm weather calls for comfortable, breathable clothing in October. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Sao Paulo in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Sao Paulo 3-Day Forecast
More climate data for Sao Paulo
Temperature Rainfall Sunshine Humidity
See the full Sao Paulo climate overview or explore weather in Brazil.
Popular in October
Where to go in October - average daytime high across popular destinations.
Fortaleza
31°C (88°F) Rio de Janeiro
28°C (82°F) Salvador
28°C (82°F) Sao Paulo27°C (81°F) Búzios
25°C (77°F) Paraty
25°C (77°F) Gramado24°C (75°F) Florianópolis24°C (75°F) Bucket list
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