Iguazú Falls in september: average Weather, Temperature and Climate
Weather in Iguazú Falls in september 2025
The weather in Iguazú Falls in september 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 september
good weather UV index: 6
Weather at 6am
63°F
Clear/Sunny
40% of time
20%
17%
13%
Weather at 12pm
81°F
Clear/Sunny
53% of time
22%
14%
6%
Weather at 6pm
76°F
Clear/Sunny
55% of time
22%
12%
7%
Weather at 3am
65°F
46%
21%
16%
10%
Evolution of daily average temperature and precipitation in Iguazú Falls in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Iguazú Falls in september.
The climate of Iguazú Falls in september is good
the weather in Iguazú Falls in september is rather dry (with 5.8in of precipitation over 6 days). The weather's not getting better compared to the previous month since in august there is an average of 4.4in of rainfall over 5 days.
The climate quite comfortable in this city the month of september. The high seasonal norm is 83°F. The minimum is 63°F. Thus, the mean temperature average on this month of september in Iguazú Falls is 74°F. Note that these seasonal averages are in contrast with those observed in Iguazú Falls in the month of september with a maximum record of 108°F in 2021 and a minimum record of 40°F in 2016. You You can hope to have about 11 days with temperatures up to 86°F, or 37 of the month.
In september in Iguazú Falls, the days on average last 11:56. The sun rises at 06:35 and sunset is at 18:31.
With a good weather, this month is a good time to go in this city in Brazil.
Seasonal average climate and temperature of Iguazú Falls in september
Check below seasonal norms These statistics are compiled from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 74°F | ||||
| Highest temperature | 83°F | ||||
| Lowest temperature | 63°F | ||||
| Highest record temperature | 108°F (2021) | ||||
| Lowest record temperature | 40°F (2016) | ||||
| Number of days at +86°F | 11 day(s) (37%) | ||||
| Number of days at +65°F | 29 day(s) (97%) | ||||
| Wind | |||||
| Wind speed | 12km/h | ||||
| Wind temperature | 63°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5.8in | ||||
| Number of days with rainfall | 6 day(s) (19%) | ||||
| Record daily rainfall | 3.1in (2011) | ||||
| Other climate data | |||||
| Humidity | 85% | ||||
| Visibility | 8.79km | ||||
| Cloud cover | 27% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:35 | ||||
| Time of sunset | 18:31 | ||||
| Length of day | 11:56 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Iguazú Falls in september 2024:
59°F to 77°F
49°F to 86°F
61°F to 99°F
65°F to 99°F
58°F to 81°F
50°F to 88°F
65°F to 99°F
68°F to 103°F
74°F to 101°F
70°F to 101°F
70°F to 103°F
74°F to 103°F
67°F to 94°F
67°F to 72°F
59°F to 63°F
56°F to 85°F
58°F to 88°F
61°F to 86°F
67°F to 94°F
74°F to 79°F
65°F to 95°F
72°F to 97°F
74°F to 104°F
77°F to 104°F
74°F to 104°F
79°F to 97°F
61°F to 85°F
56°F to 94°F
63°F to 97°F
72°F to 103°F
Map: other cities in Brazil in september
Cities near Iguazú Falls:
| Foz do Iguaçu in september | good weather |
| Toledo in september | good weather |
| Passo Fundo in september | good weather |
| Maringá in september | good weather |
| Dourados in september | good weather |
| Vale dos Vinhedos in september | good weather |
| Presidente Prudente in september | good weather |
| Curitiba in september | good weather |
| Uruguaiana in september | good weather |
| Urubici in september | good weather |
| Bonito (Mato Grosso do Sul) in september | good weather |
| Joinville in september | good weather |
Click over cities on the map for information about the weather in september.
Iguazú Falls
perfect weather
good
tolerable
bad
very bad
Weather data for Iguazú Falls in september:
Weather data for Iguazú Falls for september are derived from an average of the weather forecast since 2009 in Iguazú Falls. There is a margin of error and these forecasts are to be considered as general information only. The weather in Iguazú Falls 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 Falls.