When to go · Foz do Iguaçu

Foz do Iguaçu in September

Great month. Inside Foz do Iguaçu's best window: Mar–May, Aug–Nov.

Key facts

Verdict: Great
Temperature: 27°C (81°F)81°F (27°C) / 14°C (57°F)57°F (14°C); average high / low
Rain days: 8
Crowds: Medium; Brazil overall
Prices: Medium; Brazil overall

Plan around it

Verdict

GreatBest and avoid months for Foz do Iguaçu

Inside Foz do Iguaçu's best window: Mar–May, Aug–Nov.

No other month rates higher than September for Foz do Iguaçu in this guide.

Long-term averages

Foz do IguaçuHighs around 27 °C (81 °F), lows around 14 °C (57 °F), rain on about 8 daysHighs around 81 °F (27 °C), lows around 57 °F (14 °C), rain on about 8 days
South and Iguaçu, Brazil · Foz do Iguaçu, Florianópolis, Gramadobest weather
Hot summers, cool winters with frost in the highlands; the falls are fullest after rains, most often in summer.

Brazil overall: Good across most regions; fire smoke possible in the Pantanal and Amazon; Rock in Rio in some years.

Weather, crowds and prices for any two months in Foz do Iguaçu, side by side.

First month

Second month

September: Inside Foz do Iguaçu's best window: Mar–May, Aug–Nov.

March: Inside Foz do Iguaçu's best window: Mar–May, Aug–Nov.

Foz do Iguaçu: figures are long-term averages from this guide, not a forecast.

Nothing unusual for the weather this month.