What is the weather like in Puerto Iguazú in September?

Expect temperatures between 17°C and 27°C with 25% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Puerto Iguazú in September?

Puerto Iguazú in September scores 65/100 based on 30 years of climate data. Great time to visit - recommended.

Who should visit Puerto Iguazú in September?

September in Puerto Iguazú is ideal for: Families with children, Photographers, Cultural tourists, Business travelers, Heat-sensitive visitors.

Puerto Iguazú Weather in September | 30-Year Forecast

Avg High

27°C

Hottest around day 10

Avg Low

17°C

Coolest around day 4

Rainy Days

9days

25% avg rain chance

Sunshine

8hrs/day

Autumn season

Essential Travel Info for Puerto Iguazú

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

ARS

$ Argentine peso

Language

Guaraní

+1 more

Driving

Right side

Safety

High Safety

GPI: 1.911

Travel Intelligence

Exclusive flight analytics & health data for Puerto Iguazú

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Remote

10/ 100

Traffic Index

Off the beaten path

Peak Daily Arrivals

slots per day

Peak

Jun

Low

May

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

Buenos Aires Jorge Newbery Airpark (AEP)

Córdoba Ingeniero Ambrosio Taravella (COR)

Salta Martin Miguel De Guemes (SLA)

Santa Fe Sauce Viejo (SFN)

Lima Jorge Chávez (LIM)

Health & Safety Advisory

CDC travel health recommendations

8 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Chikungunya

All travelers should take steps to prevent mosquito bites. Chikungunya vaccination is generally not recommended. Travelers who wish to consider vaccination can visit “What to consider before traveling” on thechikungunya vaccinespage to learn more.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Argentina.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Argentina. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Argentina.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Argentina.Rabies is commonly found in some terrestrial wildlife species and bats.If rabies exposures occur while in Argentina, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

+2 more

Source: CDC Travelers' Health

View Complete Health Guide

Is September a Good Time to Visit Puerto Iguazú?

👍Great time to visit - recommended(65/100)

Short Answer

September is excellent for visiting Puerto Iguazú: comfortable 27°C temperatures, only 25% rain risk, and 8.7h of daily sunshine create ideal conditions for exploration.

Decision Factors

Vaccinations required

Yellow Fever

Health precautions needed

Be aware of: Leptospirosis, Chagas disease (American Trypanosomiasis), Dengue

Plenty of sunshine

8.7h of sunshine daily

Shoulder season - balanced conditions

80% of peak - good value with moderate crowds

Good For

👨‍👩‍👧‍👦
Families with children
Comfortable 26.8°C temperatures and low 25% rain risk
📸
Photographers
8.7h sunshine, 54% clear skies for golden hour shots
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💼
Business travelers
Climate-controlled meetings unaffected by weather
🌡️
Heat-sensitive visitors
Manageable 26.8°C without oppressive humidity

Who Should Avoid

Suitable for most traveler types

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Puerto Iguazú in September averages 27°C with 25% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Puerto Iguazú in September

What are the temperatures in Puerto Iguazú in September?

Daytime highs average 27°C, nights drop to 17°C. Temperatures remain fairly consistent.

How many rainy days in Puerto Iguazú in September?

Expect around 9 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Puerto Iguazú in September?

Comfortable casual wear with a light jacket for evenings.

Is September peak season in Puerto Iguazú?

This is shoulder season—moderate prices and manageable crowds.

Puerto Iguazú Weather in September

Puerto Iguazú September Weather Calendar