turismo ·
Daily overview at the Triple Frontier: mild weather and full waterfalls
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Marco Três newsroom · edited by Annie Grellmann
Today, 08/21/2026, the weather in Foz do Iguaçu is cloudy with a high of 20°C and the flow of the Falls at 3283 m³/s.

The sun sets at 18:22, with the golden hour starting at 17:22, providing great light for photos at Marco das Três Fronteiras; the UV index reaches 6.4, recommending a light sunscreen; the dollar is quoted at R$ 5.19 and the flow of the Iguaçu River, twice the historic average, ensures fuller drops at the Falls. Source: Marco Três data (Open-Meteo·AwesomeAPI·ANA·Nager).
Source: Marco Três Data (Open-Meteo · AwesomeAPI · ANA · Nager)
Frequently asked questions
- What is the best time to photograph Marco das Três Fronteiras today?
- From 17:22, during the golden hour, until sunset at 18:22.
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Content verified by the newsroom based on an official source: Dados Marco Três (Open-Meteo · AwesomeAPI · ANA · Nager). Last checked: 8/21/2026. Found something inaccurate? We fix it fast. How we work.
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