Iguaçu Falls weather in December
Hot and humid, with regular rainfall. Average highs of 31°C and lows of 22°C, with around 15 rainy days expected throughout the month.
While December isn't our top-rated month for Iguaçu Falls, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
31°C
Average low
22°C
Rainy days
15 days
Best months to visit
April, May, June, July, August, September
What to do in Iguaçu Falls in December
Whatever the weather, Iguaçu Falls rewards curious visitors. Here are some of the best ways to spend your time:
Iguaçu Falls Brazilian side panoramic viewpoint trail
Argentine side lower circuit: walkways at gorge bottom
Bird Park (Parque das Aves): toucan and macaw encounters
Macuco Falls jet boat spray soaking excursion
Rainforest canopy walks and hanging bridge adventure
Nearby Salto Moconá waterfall and jungle lodge stay
What to pack for December
Light breathable clothing, high-SPF sunscreen, a wide-brimmed hat, and a reusable water bottle are essential. Pack sandals and at least one light layer for air-conditioned interiors.
Browse other months
January
31C
Hot and humid, with regular rainfall.
February
30C
Hot and humid, with some rainy days.
March
29C
Warm and pleasant, with some rainy days.
Recommended
April
27C
Warm and pleasant, with occasional showers.
Recommended
May
23C
Mild and comfortable, with some rainy days.
Recommended
June
22C
Mild and comfortable, with occasional showers.
Recommended
July
23C
Mild and comfortable, with occasional showers.
Recommended
August
25C
Warm and pleasant, with occasional showers.
Recommended
September
27C
Warm and pleasant, with occasional showers.
October
29C
Warm and pleasant, with some rainy days.
November
30C
Hot and humid, with some rainy days.
December (you are here)
31C
Hot and humid, with regular rainfall.
Book your December trip to Iguaçu Falls
Find hotels, tours and experiences for the perfect escape.
