Weather in Itanhaém in September
Itanhaém, Brazil averages a high of 23°C (73.4°F) and low of 17.6°C (63.7°F) in September, with 14 rain days and 8.2 hours of daily sunshine. Travel score: 71.1/100 (Good). The best time to visit Itanhaém is June.
High
23°C73°F
Low
18°C64°F
🌧️
14
rain days
☀️
8.2
hrs/day sunshine
💧
86%
humidity
71— Good
September in Itanhaém is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Itanhaém?
How much does it rain in Itanhaém in September?
Itanhaém receives an average of 129.8mm of rainfall across 14 rainy days in September. The annual total is 1945.2mm.
What should I pack for Itanhaém in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 23°C
🧴
Sunscreen SPF 30+
8 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (14 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to Brazil in September?
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