Weather in São Sebastião in October
São Sebastião, Brazil averages a high of 29.8°C (85.6°F) and low of 19.4°C (66.9°F) in October, with 12 rain days and 10.7 hours of daily sunshine. Travel score: 84.2/100 (Excellent). The best time to visit São Sebastião is July.
High
30°C86°F
Low
19°C67°F
🌧️
12
rain days
☀️
10.7
hrs/day sunshine
💧
61%
humidity
84— Excellent
October in São Sebastião is hot and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in São Sebastião?
How much does it rain in São Sebastião in October?
São Sebastião receives an average of 100.3mm of rainfall across 12 rainy days in October. The annual total is 1157.1mm.
What should I pack for São Sebastião in October?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 30°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (12 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to Brazil in October?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31