Iguazu National Park Climate and Average Weather
Climate of Iguazu National Park: average temperatures, rainfall and seasons month by month.
Climate in Iguazu National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 89° | 71° | 4,7 in | ★★★★☆ |
| February | 90° | 73° | 4,9 in | ★★★★☆ |
| March | 89° | 71° | 4,8 in | ★★★★☆ |
| April | 82° | 67° | 6,8 in | ★★★☆☆ |
| May | 75° | 60° | 6,8 in | ★★★☆☆ |
| June | 72° | 57° | 8,5 in | ★★★☆☆ |
| July | 73° | 56° | 5,2 in | ★★★☆☆ |
| August | 76° | 58° | 2,7 in | ★★★★☆ |
| September | 83° | 64° | 5,3 in | ★★★★☆ |
| October | 83° | 66° | 10,1 in | ★★★☆☆ |
| November | 85° | 68° | 9,0 in | ★★★☆☆ |
| December | 87° | 70° | 9,3 in | ★★★☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Recent extremes in Iguazu National Park
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Iguazu National Park compares with nearby places
Annual averages, and the difference against Iguazu National Park.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Iguazu National Park | 0 mi | 72°F | about the same | 78 in |
| Paraguay | 198 mi | 75°F | +35°F warmer | 64 in |
| Parana River | 298 mi | 72°F | about the same | 73 in |
Best time to visit Iguazu National Park
Go in January, February, March and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: June, October and November - expect the least comfortable mix of heat, cold or rain.
What this means for Iguazu National Park
Today is slightly cooler than average for August. The forecast high of 72°F is 4.3°F below the 76°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Southern Hemisphere, so peak summer falls in December to February.
The gap between the warmest and coldest month averages 49°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 74°F, so mornings feel nothing like afternoons
- If your dates are flexible, avoid June, October and November - historically the least comfortable months here.
Summary
Iguazu National Park is an UNESCO World Heritage Site in Argentina. Iguazu National Park is a UNESCO World Heritage Site known for a semicircular waterfall system.
Right now it is 58°F (14°C) in Iguazu National Park with clear. It feels like 55°F. Today runs from 49°F to 72°F. Chance of precipitation is 0%. Sightseeing conditions score 9.5/10 - excellent - go now.
The best time to visit Iguazu National Park is January, February, March and August. The climate is temperate. June, October and November tend to be the least comfortable months. February is the warmest month with average highs near 90°F, while July is the coldest with lows near 56°F.
Nearby highlights include Iguazu National Park.
In plain terms. Today is slightly cooler than average for August. The forecast high of 72°F is 4.3°F below the 76°F typical for this month. The best window to be outside is roughly 11 AM to 2 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Iguazu National Park today at 10/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Iguazu National Park
| Type | UNESCO World Heritage Site |
|---|---|
| Country | Argentina |
| Continent | South America |
| Coordinates | 25°41′43.1″S 54°26′12.1″W (-25.6953, -54.4367) |
| UNESCO inscription | 1984 |
| Known for | a semicircular waterfall system |
| Local time | 9:54 PM (UTC-03:00) |
| Best months | January, February, March and August |
| Climate | Temperate |
Weather map for Iguazu National Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Iguazu National Park
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Iguazu National Park?
Iguazu National Park is an UNESCO World Heritage Site in Argentina. Its coordinates are -25.6953, -54.4367. It lies in South America.
What is the weather like in Iguazu National Park right now?
It is currently 58°F (14°C) with clear. Humidity is 81% and wind is 7 mph.
When is the best time to visit Iguazu National Park?
January, February, March and August offer the most comfortable conditions in Iguazu National Park, which has a temperate climate. June, October and November are usually the hardest months for outdoor plans.
What time zone is Iguazu National Park in?
Iguazu National Park observes America/Sao_Paulo (UTC-03:00). The local time is 9:54 PM.
What are the top things to do in Iguazu National Park?
Popular options include Iguazu National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (unesco-sites) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 22, 2026 at 9:54 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
