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Climate · Puerto Iguazú

Puerto Iguazú in December

Hot and wet, as the days hold steady.

Typical weather, averaged over 30 years

December in Puerto Iguazú is hot: highs near 90°F, lows near 71°F. Rain falls on about three days a week, and daylight holds at about 13 hours 43 minutes.December in Puerto Iguazú is hot: highs near 32°C, lows near 22°C. Rain falls on about three days a week, and daylight holds at about 13 hours 43 minutes.

High
90°F32°Caverage
Low
71°F22°Caverage
Wet days
3a week · 48% of days
Daylight
13h 43mon average

Is December a good time to visit Puerto Iguazú?

December sits outside Puerto Iguazú's best months, which run from May to August. Expect hot days and rain on about three days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How December sits in the year

week by week

Temperature

Highs near 90°F in December, against 74°F to 90°F through the year.Highs near 32°C in December, against 23°C to 32°C through the year.

Chance of a wet day

48% of days in December, against 23% to 55% through the year.

Cloud cover

47% cover in December, against 35% to 50% through the year.

Daylight

13h 43m in December, against 10h 34m to 13h 43m through the year.

Week by week, lightly smoothed, with December shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. November88°31°low 68°low 20°3 wet days a weekRain on about three days a week.
  2. December90°32°low 71°low 22°3 wet days a weekRain on about three days a week.
  3. January90°32°low 73°low 23°4 wet days a weekRain on about four days a week.

Where Puerto Iguazú sits, in December

America/Argentina/Cordoba
this place
typical high in December 40°F4°C95°F35°C
Sunrise, mid-December
5:42 AMsets 7:25 PM
Above the sea
200 mlow-lying
Latitude
25.6°Ssouthern hemisphere
Nearest of ours
Buenos Aires1066 km south

The land around Puerto Iguazú, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Argentina in December

high · low · wet days
See December on the planning mapThe whole year in Puerto Iguazú

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Puerto Iguazú. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.