Weather forecast for todayPuerto Iguazú, Argentina

Weather forecast for today

Current condition 10:46 -03

  • 21°C
  • Feels like:
    21°C
Fair
Fair
  • Precipitation: 0mm
  • Wind: 10km/hENE 60°
  • Humidity: 50%
  • Dewpoint: 10°C
  • Pressure: 1018.96mbar
  • Visibility: 9.66km
  • UV index: 9
  • ▼
In Puerto Iguazú, at the moment, a steady high-pressure system keeps the weather fair and dry.
The temperature is a delightful 21°C. The current temperature is a few degrees off the highest temperature for today.

Monday 19. Oct 2026

  • 25°C
  • 12°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 9km/hSSE 148°
  • Humidity: 42%
  • UV index: 11
  • Sunrise: 05:59 -03
  • Sunset: 18:46 -03
  • ▼
Today, on Monday, 19th of October, sunshine will prevail for most of the day.
Temperature is predicted to swing from a high of a warm 25°C to a low of a fresh 12°C.
A high of 25°C is expected, which resembles September's climate average of 25.9°C more than October's 28.1°C.
Sunrise was at 05:59 and sunset will be at 18:46; the daylight will last for 12h and 47min.

Hourly overview

Hourly temperatures

Warmest period: 15h - 17h 24°C.
Coldest hour: 1h 14°C.

Chance of precipitation

Highest chance: 1h 4%.

Hourly weather forecast

  • 11h
  • 21°C
  • Feels like:
    21°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 9km/hENE 66°
  • Humidity: 49%
  • Pressure: 1019mbar
  • Visibility: 13km
  • UV index: 9
  • ▼
  • 12h
  • 22°C
  • Feels like:
    22°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 7km/hE 86°
  • Humidity: 44%
  • Pressure: 1018mbar
  • Visibility: 15km
  • UV index: 11
  • ▼
  • 13h
  • 23°C
  • Feels like:
    23°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 6km/hSE 132°
  • Humidity: 40%
  • Pressure: 1017mbar
  • Visibility: 15km
  • UV index: 11
  • ▼
  • 14h
  • 24°C
  • Feels like:
    24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 4km/hSSW 199°
  • Humidity: 38%
  • Pressure: 1016mbar
  • Visibility: 16km
  • UV index: 9
  • ▼
  • 15h
  • 24°C
  • Feels like:
    24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 5km/hS 182°
  • Humidity: 35%
  • Pressure: 1015mbar
  • Visibility: 16km
  • UV index: 6
  • ▼
  • 16h
  • 24°C
  • Feels like:
    24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 6km/hSSE 162°
  • Humidity: 36%
  • Pressure: 1015mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 17h
  • 24°C
  • Feels like:
    24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 8km/hS 171°
  • Humidity: 38%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 18h
  • 23°C
  • Feels like:
    23°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 157°
  • Humidity: 45%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:46
  • 19h
  • 20°C
  • Feels like:
    20°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 6km/hSSE 164°
  • Humidity: 54%
  • Pressure: 1015mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 19°C
  • Feels like:
    19°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 7km/hS 172°
  • Humidity: 60%
  • Pressure: 1015mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 21h
  • 17°C
  • Feels like:
    17°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 167°
  • Humidity: 65%
  • Pressure: 1016mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 17°C
  • Feels like:
    17°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 163°
  • Humidity: 68%
  • Pressure: 1016mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 15°C
  • Feels like:
    15°C
Mostly Clear
Mostly Clear
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 8km/hSSE 159°
  • Humidity: 74%
  • Pressure: 1016mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Today, in Puerto Iguazú, primarily cloud-filled and occasionally dry and sunny weather is forecasted.
The temperature will vary between the lowest temperature of 15°C and the highest temperature of 24°C. The warmest part of the day will be from 14h to 17h.
The temperature will feel more in line with September's average high than the expected maximum for October. The lowest temperature is also expected to be more close to September's minimum average of 13.5°C than October's 16.9°C.
Updated: Oct 19, 2026 @ 13:46:57 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (10:46 -03) is 21°C.

On Monday, in Puerto Iguazú, sun-filled skies will remain for most of the day.

Today, the highest temperature will be 25°C, while the lowest temperature will be 12°C.
The highest temperature will be a couple of degrees lower than the average maximum of 28.1°C in October. The lowest temperature will be also moderately lower than the average low of 16.9°C.

On Monday, in Puerto Iguazú, sunrise was at 05:59 and sunset will be at 18:46 (-03).

In Puerto Iguazú, today, there will be 12h and 47min of daylight.