The weather in May in Cataratas del Iguazú

It's warm in May in Cataratas del Iguazú with an average temperature of 24°C. Temperatures this month range from a low of 21°C to a high of 28°C. At night, you can expect temperatures between 13°C and 18°C.

Looking for sun? May isn’t a good month to be in Cataratas del Iguazú. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Cataratas del Iguazú, Argentina. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 32°C in 2018, Cataratas del Iguazú reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 11°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 4°C to a highest value of 22°C.

Rainfall amount

In May, there is an average of 160 mm of precipitation, spread over 17 days. The wind speed is around 3 Bft, mostly coming from the Southeast.

Daily weather in May for Cataratas del Iguazú

Click on any day in May to get detailed info about the usual weather on that day in Cataratas del Iguazú. Check out the historical temperatures and precipitation over the past 10 years on this day.

May weather comparison

  Cataratas del Iguazú New York
Average temperature 24°C 22°C
Max. temperature 28°C 28°C
Min. temperature 13°C -5°C
Total precipitation 160 mm 105 mm
Rainy days 17 days 14 days

Start of May

The month of May starts in Cataratas del Iguazú with warm temps, averaging around 26°C during the day and nights around 17°C.

Mid May

By mid-May, daytime temps drop to around 24°C, with nights around 14°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of May

By the end of May, the average daytime temperature in Cataratas del Iguazú is around 23°C, while nighttime temps are about 15°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

UV index

The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Check out the climate of Cataratas del Iguazú for all months and discover the best travel time

Curious about the weather in other parts of Argentina? Check out the climate and weather for spots like Buenos Aires, Patagonia, Ushuaia, or explore other destinations in Argentina.

Temperature charts

These charts show the average temperatures in May in Cataratas del Iguazú, Argentina. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in May in Cataratas del Iguazú

Temperature in May in Cataratas del Iguazú over the years

Precipitation charts

These charts show the average amount of precipitation in May in Cataratas del Iguazú, Argentina. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in May in Cataratas del Iguazú

Total precipitation in May in Cataratas del Iguazú over the years

Daily UV index in May in Cataratas del Iguazú

This chart shows the average daily UV index in May in Cataratas del Iguazú, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in May in Cataratas del Iguazú

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Average weather in Cataratas del Iguazú by month

Click on a month below to see detailed weather info for Cataratas del Iguazú. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.