Iguazú in december: average Weather, Temperature and Climate
Weather in Iguazú in december 2026
The weather in Iguazú in december comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
good weather UV index: 7
Weather at 6am
70°F
Clear/Sunny
33% of time
31%
16%
12%
Weather at 12pm
88°F
Clear/Sunny
39% of time
28%
15%
12%
Weather at 6pm
86°F
Clear/Sunny
37% of time
28%
15%
12%
Weather at 3am
72°F
36%
30%
16%
11%
Evolution of daily average temperature and precipitation in Iguazú in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Iguazú in december.
The climate of Iguazú in december is good
The weather in december in Iguazú is wet (with 9.4in of precipitation over 11 days). The weather's not getting better compared to the previous month since in november there is an average of 8.5in of rainfall over 9 days.
The climate quite nice here the month of december. The high seasonal norm is 92°F. On average, the recorded minimum temperature is 70°F. Thus, the mean temperature average on this month of december in Iguazú is 81°F. These temperatures are far removed from those records observed in Iguazú in the month of december with a maximum record of 110°F in 2021 and a minimum record of 47°F in 2010. You can plan to have about 24 days with temperatures over 86°F, or 77 of time.
On average, in Iguazú, the days of december last 13:44. Sunrise is at 05:41 and sunset is at 19:25.
With a correct climate, the month of december is okay (but not good) to go in this city.
Seasonal average climate and temperature of Iguazú in december
Check below seasonal norms These datas are compiled from the weather statements earlier years of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 81°F | ||||
| Highest temperature | 92°F | ||||
| Lowest temperature | 70°F | ||||
| Highest record temperature | 110°F (2021) | ||||
| Lowest record temperature | 47°F (2010) | ||||
| Number of days at +86°F | 24 day(s) (77%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 11km/h | ||||
| Wind temperature | 70°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 9.4in | ||||
| Number of days with rainfall | 11 day(s) (36%) | ||||
| Record daily rainfall | 4.9in (2020) | ||||
| Other climate data | |||||
| Humidity | 91% | ||||
| Visibility | 8.42km | ||||
| Cloud cover | 32% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:41 | ||||
| Time of sunset | 19:25 | ||||
| Length of day | 13:44 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last december?
Here is the day by day recorded weather in Iguazú in december 2025:
70°F to 83°F
65°F to 92°F
65°F to 92°F
63°F to 94°F
67°F to 95°F
70°F to 99°F
72°F to 101°F
68°F to 77°F
68°F to 72°F
65°F to 77°F
58°F to 90°F
65°F to 67°F
67°F to 74°F
68°F to 92°F
72°F to 90°F
68°F to 90°F
58°F to 90°F
67°F to 92°F
67°F to 95°F
68°F to 94°F
74°F to 90°F
77°F to 94°F
76°F to 90°F
72°F to 83°F
72°F to 92°F
70°F to 94°F
72°F to 97°F
70°F to 99°F
72°F to 95°F
70°F to 88°F
70°F to 94°F
Map: other cities in Argentina in december
Cities near Iguazú:
| Obera in december | good weather |
| Formosa in december | good weather |
| Corrientes in december | good weather |
| Reconquista in december | good weather |
| Concordia in december | good weather |
| Concepción del Uruguay in december | good weather |
| Paraná in december | good weather |
| Rosario in december | perfect weather |
| Santiago del Estero in december | good weather |
| Tartagal in december | tolerable weather |
| Buenos Aires in december | good weather |
| San Antonio de Areco in december | perfect weather |
Click over cities on the map for information about the weather in december.
Iguazú
perfect weather
good
tolerable
bad
very bad
Weather data for Iguazú in december:
Weather data for Iguazú for december are derived from an average of the weather forecast since 2009 in Iguazú. There is a margin of error and these forecasts are to be considered as general information only. The weather in Iguazú can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Iguazú.