Puerto Iguazu weather by month & the best time to visit

🇦🇷 Argentina · small town · humid subtropical climate

The best time to visit Puerto Iguazu is August — its sunniest month (Sunshine Score 81/100), with July and June close behind. Puerto Iguazu averages about 2,500 hours of sunshine a year. Daytime highs around 24°C / 75°F and roughly 70 mm of rain in August.

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Sun hours / year

2,500

Sunniest month

August

Peak score

81/100

Rain / year

1,613 mm

Midday UV at peak

12 (extreme)

Population

55k

Elevation

267 m

When is the best time to visit Puerto Iguazu?

For sunshine, the best time to visit Puerto Iguazu is August, then July and June. The dullest month is May (66/100, 163 mm of rain). The full month-by-month picture is in the table below.

How sunny is Puerto Iguazu?

Puerto Iguazu gets a lot of sun: around 2,500 hours a year. Conditions barely change through the year — only 15 Sunshine Score points separate August from May. It ranks #35 of 41 destinations in Argentina for annual sunshine, below the national median of 2,741 hours. The year's 1,613 mm of rain spreads fairly evenly across the months, with no pronounced dry season.

Sunshine Score by month

See Puerto Iguazu on the interactive sunshine globe →

Nearby places for sunshine

• Foz do Iguaçu Brazil · 16 km · best in Aug · 2,500 h sun/yr
• Chapecó Brazil · 238 km · best in Aug · 2,444 h sun/yr
• Asunción Paraguay · 311 km · best in Aug · 2,552 h sun/yr
• Maringá Brazil · 353 km · best in Aug · 2,627 h sun/yr
• Londrina Brazil · 431 km · best in Aug · 2,600 h sun/yr
• Curitiba Brazil · 532 km · best in Aug · 2,019 h sun/yr

Nearest destinations

• Ciudad del Este Paraguay · 48 km · 2,500 h sun/yr · best in Aug
• Cascavel Brazil · 128 km · 2,494 h sun/yr · best in Aug
• Francisco Beltrão Brazil · 145 km · 2,446 h sun/yr · best in Aug
• Pato Branco Brazil · 186 km · 2,491 h sun/yr · best in Aug
• Guaíra Brazil · 186 km · 2,526 h sun/yr · best in Jul