Iguazu Falls weather in May 2025

Expect 75°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Iguazu Falls in May. Check more long-term weather averages for Iguazu Falls in May before you book your next holiday to Argentina in 2025/2026.

  • 75°F maximum daytime temperature in May in Iguazu Falls75
    75°F max day temperature
  • 5 hours of sunshine per day
  • 9 days with some rainfall in May in Iguazu Falls9
    9 days with some rainfall
  • 54°F minimum night-time temperature in May in Iguazu Falls54
    54°F min night temperature
  • 11 hours of daylight per day in May in Iguazu Falls11
    11 hours of daylight per day
  • No heat & humidity in May in Iguazu Falls0
    No heat & humidity
  • 6.1 inches monthly rainfall in May in Iguazu Falls6.1
    6.1 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Iguazu Falls6
    6 (High) UV index

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The May weather guide for Argentina (Iguazu Falls) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Argentina

How hot is it in Iguazu Falls in May?

Daytime temperatures usually reach 75°F in Iguazu Falls in May, falling to 54°F at night.

How sunny is it in Iguazu Falls in May?

There are normally 5 hours of bright sunshine each day in Iguazu Falls in May - that's 45% of daylight hours.

Does it rain in Iguazu Falls in May?

There are usually 9 days with some rain in Iguazu Falls in May and the average monthly rainfall is 6.1 inches.

Iguazu Falls May sunrise & sunset times

Browse the sunrise and sunset times for Iguazu Falls in May 2025. Select a month to view Iguazu Falls sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 07:01 18:08
Friday, 16th May 2025 07:09 17:59
Saturday, 31st May 2025 07:16 17:55

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