Itajaí Weather in September

September in Itajaí brings pleasant temperatures, with highs of 22°C (72°F) and nights dropping to 16°C (61°F). Rainfall is on the higher side this month, averaging around 157 mm (6.2 in), so keep a rain jacket handy.

Rainfall in Itajaí in September

Past climate data indicates that roughly 19 days will see rain, totalling around 157 mm (6.2 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 Itajaí in September

Temperatures in Itajaí in September top out at 22°C (72°F) and drop to 16°C (61°F) overnight. Conditions are often most pleasant around the middle of the day. Nights drop to around 16°C (61°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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For a detailed overview over the year and the best time to visit Brazil, check out our Itajaí's climate page.

Itajaí Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 63%  

Precipitation 157 mm (6.2 in)  

Rainy days 19 days  

What to Wear in Itajaí in September

For Itajaí in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can.

What To Do in Itajaí in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Camping

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Brazil, check out our Itajaí's climate page.

More climate data for Itajaí

Temperature Rainfall

See the full Itajaí climate overview or explore weather in Brazil.