Peak in December
Coolest in July
Heavy in February
Peak in dry season
Puerto Iguazú Monthly Weather Guide
Click any month to explore daily weather forecasts
January
February
March
April
May
June
July
August
September
October
November
December
Essential Travel Info for Puerto Iguazú
Currency
ARS
$ Argentine peso
Language
Guaraní
+1 more
Driving
Right side
Safety
High Safety
GPI: 1.911
Best Time to Visit Puerto Iguazú
Location, climate overview & historical trends
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📍 25.5972° S, 54.5786° W
Open in Google MapsPuerto Iguazú is a prominent destination in Argentina.
Located at 25.60°S latitude,Puerto Iguazú experiences a subtropical climate with distinct wet and dry seasons.
Based on 30 years of data, December is the warmest month (avg. 31°C), while July is the coolest. February sees the most rain (39% chance), making August the driest month.
Historical Climate Trend
30-Year Analysis+0.89°C
Total over 30 years
+0.3°C
Per decade
Linear regression analysis of historical maximum temperatures for Puerto Iguazú, based on 1995-2024 satellite data from NASA POWER.
Best Time to Visit
NASA POWER Data (1991-2021)March, April, May
Best months to visit
27°C
Avg High
Based on 30 years of NASA satellite data,Puerto Iguazú receives approximately 1,090mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
26.6°
2024 Avg
27.5°
2040 Proj
27.9°
+0.30°C
per decade (observed)
+0.27°C
per decade (CMIP6)
🌡️ Puerto Iguazú has warmed by +0.9°C since 1995. By 2040, an additional +0.4°C is projected (based on CMIP6 rate of 0.27°C/decade), for a total of +1.3°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
Exclusive flight analytics & health data for Puerto Iguazú
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Flight Connectivity Analysis
Airport traffic data & seasonal patterns
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Jun
Low
May
Monthly Traffic Distribution
Key Connections
Health & Safety Advisory
CDC travel health 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 GuidePuerto Iguazú Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 31°C | 39% | 🔥 Hot |
| February | 31°C | 39% | 🔥 Hot |
| March | 30°C | 32% | 😊 Pleasant |
| April | 27°C | 25% | 😊 Pleasant |
| May | 23°C | 25% | 😊 Pleasant |
| June | 22°C | 26% | 😊 Pleasant |
| July | 22°C | 20% | ✨ Perfect |
| August | 24°C | 19% | ✨ Perfect |
| September | 27°C | 25% | 😊 Pleasant |
| October | 28°C | 35% | Neutral |
| November | 30°C | 30% | 😊 Pleasant |
| December | 31°C | 37% | 🔥 Hot |
Weather in Cities Near Puerto Iguazú
Explore climate data for popular destinations within easy reach
Compare weather conditions with nearby destinations for your trip planning
Compare Puerto Iguazú Weather vs Popular Destinations
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These destinations share similar weather patterns with Puerto Iguazú. Perfect alternatives if you're looking for the same climate in a different location.
Puerto Iguazú Weather FAQ
When is the best time to visit Puerto Iguazú?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, March, April, May are usually great choices.
When is the hottest month in Puerto Iguazú?
December is historically the hottest month in Puerto Iguazú with average highs of 31°C.
When does it rain the most in Puerto Iguazú?
February typically sees the highest probability of rain (39%).
Is Puerto Iguazú expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.