Weather in São Luís in August
São Luís, Brazil averages a high of 30.6°C (87.1°F) and low of 25.1°C (77.2°F) in August, with 8 rain days and 11.9 hours of daily sunshine. Travel score: 83.6/100 (Excellent). The best time to visit São Luís is September.
High
31°C87°F
Low
25°C77°F
🌧️
8
rain days
☀️
11.9
hrs/day sunshine
💧
76%
humidity
84— Excellent
August in São Luís is hot and occasionally wet — excellent conditions for exploring.
What are the average temperatures in São Luís?
How much does it rain in São Luís in August?
São Luís receives an average of 28.9mm of rainfall across 8 rainy days in August. The annual total is 1903.3mm.
What should I pack for São Luís in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light, breathable clothing
Hot weather with highs around 31°C
🧢
Sun hat or cap
Protection from intense sun
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Brazil in August?
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