May weather forecast
Cataratas del Iguazú, Argentina

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Weather in May

May greets Cataratas del Iguazú with a further drop in temperature, paving the way for the colder months. This month's relative humidity levels peak at 86%, distinguishing it from the surrounding months. Despite the rise in humidity, May's cooling trend counteracts potential discomfort, providing an enjoyable climate. The city continues to charm visitors with clear skies and reduced rainfall which enhances visibility for sightseeing. All these factors make May a desirable time for tourists to revel in Cataratas del Iguazú's delightful weather.

Temperature

May in Cataratas del Iguazú heralds a minor drop in average high-temperature, sliding from April's warm 27.5°C (81.5°F) to a still moderately hot 23.3°C (73.9°F). During May, Cataratas del Iguazú experiences a consistent low-temperature average of 14.4°C (57.9°F).

Humidity

In May, the average relative humidity in Cataratas del Iguazú is 86%.

Rainfall

In Cataratas del Iguazú, in May, it is raining for 12.8 days, with typically 114mm (4.49") of accumulated precipitation. Throughout the year, in Cataratas del Iguazú, there are 165.2 rainfall days, and 1060mm (41.73") of precipitation is accumulated.

Daylight

In Cataratas del Iguazú, the average length of the day in May is 10h and 52min.
On the first day of the month, sunrise is at 07:01 and sunset at 18:08. On the last day of May, sunrise is at 07:16 and sunset at 17:54 -03.

Sunshine

In Cataratas del Iguazú, the average sunshine in May is 7.2h.

UV index

The months with the lowest UV index are May and June, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During May, 4 as the daily maximum UV index converts into the following advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the usual temperature for Cataratas del Iguazú in May?

The average high-temperature and low-temperature in Cataratas del Iguazú, Argentina, during May are 23.3°C (73.9°F) and 14.4°C (57.9°F) respectively. In April, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is evaluated at 31°C (87.8°F).

What is the average humidity in May in Cataratas del Iguazú?

In Cataratas del Iguazú, the average relative humidity in May is 86%.

How many days does it rain in May in Cataratas del Iguazú?

In Cataratas del Iguazú, Argentina, in May, it is raining for 12.8 days, with typically 114mm (4.49") of accumulated precipitation.

What is the average length of the day in May in Cataratas del Iguazú?

The average day length in May in Cataratas del Iguazú, Argentina, is 10h and 52min.

When is the sunrise / sunset in May in Cataratas del Iguazú?

In May, on the first day of the month, sunrise is at 07:01 and sunset at 18:08. On the last day of the month, in Cataratas del Iguazú, sunrise is at 07:16 and sunset at 17:54 -03.

How many hours of sunshine does Cataratas del Iguazú have in May?

In May, the average sunshine duration in Cataratas del Iguazú, Argentina, is 7.2h.

When is the lowest UV index in Cataratas del Iguazú?

May and June, with an average maximum UV index of 4, are months with the lowest UV index.

What is the UV index intensity in May in Cataratas del Iguazú?

In May, the average daily maximum UV index in Cataratas del Iguazú is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Cataratas del Iguazú, Argentina

Average temperature in May - Cataratas del Iguazú, Argentina
  • Average high temperature in May: 23.3°C

The warmest months (with the highest average high temperature) are January and February (31.3°C).
The month with the lowest average high temperature is June (21.2°C).

  • Average low temperature in May: 14.4°C

The month with the highest average low temperature is January (20.8°C).
The coldest month (with the lowest average low temperature) is July (12.3°C).

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Average pressure in May
Cataratas del Iguazú, Argentina

Average pressure in May - Cataratas del Iguazú, Argentina
  • Average pressure in May: 1016.1mbar

The month with the highest atmospheric pressure is July (1018mbar).
The month with the lowest atmospheric pressure is December (1009.4mbar).

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Average wind speed in May
Cataratas del Iguazú, Argentina

Average wind speed in May - Cataratas del Iguazú, Argentina
  • Average wind speed in May: 7.3km/h

The windiest month (with the highest average wind speed) is August (8.5km/h).
The calmest month (with the lowest average wind speed) is March (6.6km/h).

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Average humidity in May
Cataratas del Iguazú, Argentina

Average humidity in May - Cataratas del Iguazú, Argentina
  • Average humidity in May: 86%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is September (74%).

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Average rainfall in May
Cataratas del Iguazú, Argentina

Average rainfall in May - Cataratas del Iguazú, Argentina
  • Average rainfall in May: 114mm

The wettest month (with the highest rainfall) is October (125mm).
The driest month (with the least rainfall) is August (47mm).

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Average rainfall days in May
Cataratas del Iguazú, Argentina

Average rainfall days in May - Cataratas del Iguazú, Argentina
  • Average rainfall days in May: 12.8 days

The month with the highest number of rainy days is December (19.2 days).
The month with the least rainy days is August (8.9 days).

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Average daylight in May /
Average sunshine in May
Cataratas del Iguazú, Argentina

Average daylight in May / Average sunshine in May - Cataratas del Iguazú, Argentina
  • Average daylight in May: 10h and 5min

The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).

  • Average sunshine in May: 7h and 1min

The months with the most sunshine are November and December (Average sunshine: 8h and 42min).
The month with the least sunshine is June (Average sunshine: 7h and 6min).

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Average sunshine days in May
Cataratas del Iguazú, Argentina

Average sunshine days in May - Cataratas del Iguazú, Argentina
  • Average sunshine days in May: 16.3 days

The month with the most sunshine days is August (21.3 days).
The month with the least sunshine days is February (7.8 days).

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Average UV index in May
Cataratas del Iguazú, Argentina

Average UV index in May - Cataratas del Iguazú, Argentina
  • Average UV index in May: 4

The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are May and June (UV index 4).

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Average cloud cover in May
Cataratas del Iguazú, Argentina

Average cloud cover in May - Cataratas del Iguazú, Argentina
  • Average cloud cover in May: 47

The month with the most cloud cover is May (Cloud cover 47).
The months with the least cloud cover are August and September (Cloud cover 29).

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Average visibility in May
Cataratas del Iguazú, Argentina

Average visibility in May - Cataratas del Iguazú, Argentina
  • Average visibility in May: 7km

The month with the highest visibility is September (9km).
The months with the lowest visibility are May, June and July (7km).

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Cataratas del Iguazú, Argentina

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