Weather in São Sebastião in January
São Sebastião, Brazil averages a high of 28.3°C (82.9°F) and low of 23.8°C (74.8°F) in January, with 21 rain days and 9.9 hours of daily sunshine. Travel score: 66.9/100 (Good). The best time to visit São Sebastião is July.
High
28°C83°F
Low
24°C75°F
🌧️
21
rain days
☀️
9.9
hrs/day sunshine
💧
86%
humidity
67— Good
January in São Sebastião is hot and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in São Sebastião?
How much does it rain in São Sebastião in January?
São Sebastião receives an average of 252.8mm of rainfall across 21 rainy days in January. The annual total is 1774mm.
What should I pack for São Sebastião in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧥
Waterproof jacket
Frequent rain expected (21 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Brazil in January?
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