Puerto Iguazú Weather in March
During March, Puerto Iguazú experiences very high daytime temperatures of 31°C (88°F) and cooler nights around 21°C (70°F). Expect quite a bit of rainfall. Around 153 mm (6 in) is typical.
Rainfall in Puerto Iguazú in March
You can expect rain on around 8 days based on historical patterns, with 153 mm (6 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Puerto Iguazú in March
In March, Puerto Iguazú sees very high temperatures, with highs of 31°C (88°F). Nights drop to around 21°C (70°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are mild at around 21°C (70°F), which is comfortable for most people.
Sunshine in Puerto Iguazú in March
The area enjoys a moderate level of sunlight, with around 171 hours. It's a good balance between sunny and cloudy days.Our weather planner can help you find worldwide destinations with pleasant weather during this period. August typically offers the best weather for Puerto Iguazú.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our Puerto Iguazú's climate page.
Puerto Iguazú Temperature in March
Min Temperature
21°C (70°F)
Max Temperature
31°C (88°F)
Chance of Rain
25%
Precipitation
153 mm (6 in)
Rainy days
8 days
Humidity
80%
Sunshine
171 hours
Percentage Sunshine
45%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Puerto Iguazú typically stay consistent throughout March, with daily highs averaging around 31°C (88°F). Nights are pleasant, with lows typically ranging from 19°C (66°F) to 21°C (70°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Puerto Iguazú in March
Browse day-by-day weather records for Puerto Iguazú spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Puerto Iguazú historical weather extremes in March
Based on weather observations in Puerto Iguazú between 1976 and 2026, these are the recorded extremes during March.
- On March 12, 2005, temperatures climbed to 40°C (104°F), marking the warmest March day on record.
- Puerto Iguazú experienced its chilliest March day on March 31, 1977, reaching only 19°C (66°F).
- The lowest overnight temperature recorded in March was 7°C (45°F) (March 28, 2012).
Best Places in Argentina in March
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in March →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Puerto Iguazú in March
Warm weather calls for comfortable, breathable clothing in March. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Puerto Iguazú in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our Puerto Iguazú's climate page.
Temperature Rainfall Sunshine Humidity
See the full Puerto Iguazú climate overview or explore weather in Argentina.
