SeasonScore
Iguazu Falls, Brazil
Photo: SF Brit · CC BY 2.0

Brazil

Iguazu Falls in August

🧥 Winter

Pleasant and some showers.

🎒 Pack: compact umbrella or rain jacket

Best months: May (9.1), Jul (9.1), Aug (9.1)

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Why August scores 9.1What goes into the score

How it works
🌡️ 25° / 11°C🌧️ 107 mm💧 dew pt 12°🍃 PM2.5 7
  • Weather comfort9.0
    • ✓Comfortable temperatures (25°C highs / 11°C lows)
    • ✓Comfortable humidity (dew point 12°C)
    • !Wet: ~107 mm rain, ~3 heavy-rain days
  • Air quality9.6
    • ✓Good (within WHO guideline) (PM2.5 ~7 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline6.5
    • ·Increased caution
Compare monthsPut August side by side with another month
AugMay
Score9.1 Excellent9.1 Excellent
Season🧥 Winter🍂 Autumn
High / low25° / 11°25° / 12°
Rain107 mm128 mm
Humiditydew pt 12°dew pt 13°
PM2.57 µg/m³7 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Foz do Iguaçu weather-station normals. Rainfall: Foz do Iguaçu weather-station normals (national met service).

Holidays & crowdsAugust 2027

No long holidays

No long public-holiday weekends this month. School holidays aren't counted, so check those if you want to avoid family crowds.

No national public holidays in Brazil this month.

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore Iguazu FallsEvents, sights, food & souvenirs

Check event dates locally

A vast system of waterfalls on the border of Brazil and Argentina, reached from Foz do Iguaçu and Puerto Iguazú, surrounded by subtropical rainforest.

Events in August
Full moon walksDate variesA few nights around each full moon, weather permitting

Guided night visits to the Devil's Throat by moonlight.

Why go: Places are limited and walks are cancelled in cloudy or rainy weather.

Where: Garganta del Diablo, Argentine side

Coming up later

High water seasonDate variesUsually December to March, but varies with rainfall

Summer rains often bring the highest flow and most dramatic falls.

Why go: Water levels depend on upstream rain and can change sharply; heavy flow can close some walkways.

Where: Both sides of the falls

Plan this tripTickets, data and transfers for Iguazu Falls

Airport transfer Kiwitaxi

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