Foz do Iguaçu Weather in August
During August, Foz do Iguaçu experiences high daytime temperatures of 26°C (79°F) and cooler nights around 14°C (57°F). As the driest month of the year, rainfall is at its lowest.
Rainfall in Foz do Iguaçu in August
Take advantage of the dry conditions this month, with minimal rain expected. Rain is expected on roughly 8 days, totalling around 97 mm (3.8 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Foz do Iguaçu in August
The perfect temperature in Foz do Iguaçu in August makes it a solid month to visit, with 26°C (79°F) during the day and 14°C (57°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Foz do Iguaçu in August
The month experiences a moderate amount of sunlight, with 160 hours of sunshine. This provides a nice balance between sunshine and clouds.If your ideal day consists of dry skies and pleasant temperatures, August typically offers the best circumstances for Foz do Iguaçu.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Foz do Iguaçu's climate page.
Foz do Iguaçu Temperature in August
Min Temperature
14°C (57°F)
Max Temperature
26°C (79°F)
Chance of Rain
26%
Precipitation
97 mm (3.8 in)
Rainy days
8 days
Humidity
80%
Sunshine
160 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Foz do Iguaçu typically stay consistent throughout August, with daily highs averaging around 26°C (79°F). Nights are cool, with lows typically ranging from 12°C (54°F) to 15°C (59°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Foz do Iguaçu in August
Browse day-by-day weather records for Foz do Iguaçu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Foz do Iguaçu historical weather extremes in August
Based on weather observations in Foz do Iguaçu between 1976 and 2025, these are the recorded extremes during August.
- The warmest day in August was on August 31, 1995, with a maximum of 36°C (97°F).
- The lowest overnight temperature recorded in August was -2°C (28°F) (August 15, 1999).
Best Places in Brazil in August
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in August →
perfect weather
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tolerable
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What to Wear in Foz do Iguaçu in August
Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Foz do Iguaçu in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Foz do Iguaçu's climate page.
Temperature Rainfall Sunshine Humidity
See the full Foz do Iguaçu climate overview or explore weather in Brazil.
