Average daily temperature during the week of 23 June 2025 - 29 June 2025 was 18 °C (64 °F), average minimal (night) temperature was 8 °C (46 °F). These temperatures are slightly below the long-time average for Foz do Iguaçu, being 22 °C (72 °F) for daily temperatures and 10 °C (50 °F) for night temperatures. The hottest day of the week was Saturday in the end of the week. On average, the temperatures during various times of day (in local time) were recorded as: 7am 10 °C (50 °F), 10am 13 °C (55 °F), 1pm 16 °C (61 °F), 4pm 17 °C (63 °F), 7pm 14 °C (57 °F), 10pm 13 °C (55 °F).

There were 6 days without rain and 1 day with light rain during this week. Foz do Iguaçu received 2 mm (0.08 in) of precipitation throughout the week, which is below its long-term average of 28 mm (1.10 in). The average cloud coverage during the daytime (from dawn to dusk) was 61 %. There was a meteorological observation of mist and fog.

Average speed of wind was 2.3 m/s. The atmosferic pressure ranged from 1006 hpa to 1026 hpa. The air in Foz do Iguaçu had an average humidity of 83 %.

During the daytime (from dawn to dusk), there were in average: 3.5 hours clear skies and 8 hours overcast skies. At 07:24, on average, the sun rose, and at 17:57, the sun set.

Weather overview

Foz do Iguaçu (Brazil) in general has a tropical climate. The day temperatures range from 22 °C (71 °F) in June to 32 °C (90 °F) in January. The least rainy month in Foz do Iguaçu is August with its 8 days of rain, the rainiest month is February, when it rains 14 days. The highest night temperatures could be experienced in January with 20 °C (67 °F), the lowest in July with 10 °C (49 °F).

January weather

The tourist season continues this month in Foz do Iguaçu. The maximum of the day temperature is observable, its value is 32 °C (90 °F), and the maximum of the night temperature is observable as well, with its value being 20 °C (67 °F). The rainfall amount rise's start could be observed, with its value being 185 mm (7.27 in), and the number of rainy days starts to rise too, with its value of 13 days.

February weather

The tourist season is close to its peak in February in Foz do Iguaçu. The beginning of the descent of the day temperature could be noticed in February. The maximum of the number of rainy days is observable, with its value being 14 days, while the rainfall amount descent's start could be observed. The number of sun hours (without clouds) descents similarly to the previous month, with its value of 5 hours.

March weather

The day temperature descents similarly to the previous month, the value of this measure is 30 °C (86 °F) in Foz do Iguaçu, while the beginning of the descent of the night temperature could be noticed, with its value being 19 °C (66 °F). The tourist season is taking place. The beginning of the descent of the number of rainy days could be noticed, its value is 11 days, while the descent of the rainfall amount can be observed. The number of sun hours (without clouds) continues to descent, its value is 5 hours.

April weather

The tourist season continues in April in Foz do Iguaçu. The day temperature continues to descent, with its value of 27 °C (81 °F), and the descent of the night temperature can be observed too, the value of this measure is 16 °C (61 °F). The rainfall amount starts to rise, its value is 154 mm (6.04 in).

May weather

There is pending tourist season in Foz do Iguaçu. The descent of the day temperature can be observed, the value of this measure is 23 °C (74 °F), and the night temperature continues to descent too, with its value of 13 °C (55 °F). The minimum of the wind speed is observable. The rise of the rainfall amount can be observed.

June weather

The minimum of the day temperature can be noticed, the value of this measure is 22 °C (71 °F) in Foz do Iguaçu, while the descent of the night temperature can be observed, with its value being 11 °C (52 °F). The rainfall amount descent's start could be observed, with its value being 130 mm (5.11 in). The tourist season is close to its peak. The maximum of the humidity is observable, with its value being 85 %. The minimum of the day length is observable, with its value of 10 hours.

July weather

The day temperature rise's start could be observed, the value of this measure is 23 °C (73 °F) in Foz do Iguaçu, while the minimum of the night temperature can be noticed in July. The tourist season is taking place in July. The number of rainy days descent's start could be observed, with its value of 9 days, while the rainfall amount descents similarly to the previous month, the value of this measure is 103 mm (4.05 in). The number of sun hours (without clouds) starts to rise, the value of this measure is 5 hours.

August weather

The day temperature rises similarly to the previous month, the value of this measure is 25 °C (78 °F) in Foz do Iguaçu, while the night temperature rise's start could be observed in August. The minimum of the number of rainy days is observable, with its value being 8 days, and the minimum of the rainfall amount can be noticed as well, with its value of 94 mm (3.72 in). The ongoing tourist season is noticeable. The maximum of the wind speed can be noticed in August.

September weather

The ongoing tourist season is noticeable in Foz do Iguaçu. The number of rainy days rise's start could be observed, with its value of 10 days, and the rainfall amount starts to rise as well, with its value being 135 mm (5.33 in). The day temperature continues to rise, its value is 27 °C (80 °F), and the rise of the night temperature can be observed too, with its value of 13 °C (55 °F). The number of sun hours (without clouds) reaches its minimum, the value of this measure is 4 hours.

October weather

The tourist season is taking place in Foz do Iguaçu. The day temperature continues to rise, with its value of 29 °C (84 °F), and the night temperature rises similarly to the previous month as well, the value of this measure is 16 °C (60 °F). The number of rainy days continues to rise, the value of this measure is 13 days, while the rainfall amount is on its maximum, with its value of 213 mm (8.37 in). The beginning of the rise of the number of sun hours (without clouds) could be noticed in this month.

November weather

The rise of the day temperature can be observed, the value of this measure is 31 °C (88 °F) in Foz do Iguaçu, and the night temperature rises similarly to the previous month as well, its value is 17 °C (63 °F). The ongoing tourist season is noticeable. The beginning of the descent of the number of rainy days could be noticed, with its value being 12 days, and the beginning of the descent of the rainfall amount could be noticed too in this month. The number of sun hours (without clouds) rises similarly to the previous month, the value of this measure is 7 hours.

December weather

The tourist season continues in Foz do Iguaçu. The rainfall amount descents similarly to the previous month. The rise of the night temperature can be observed, the value of this measure is 19 °C (67 °F), and the day temperature rises similarly to the previous month too, the value of this measure is 32 °C (89 °F). The humidity is on its minimum. The number of sun hours (without clouds) is on its maximum.

Is February part of the dry season in Foz do Iguaçu?

No, February is not a dry month in Foz do Iguaçu, expect rain approximately 14 days in a month.

Are there good conditions to visit in April in Foz do Iguaçu?

April is one of the best months to visit Foz do Iguaçu. The daily temperatures in this month reach pleasant 27 °C (81 °F). The temperature of 16 °C (61 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.

Is May part of the wet season in Foz do Iguaçu?

No, there is no wet season in May in Foz do Iguaçu - you can expect 10 days of rain during the month.

What level of humidity is to expect in June in Foz do Iguaçu?

Humidity in Foz do Iguaçu in June is 85 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.

How windy is it in July in Foz do Iguaçu?

In July in Foz do Iguaçu, there will be an average wind scale of 3. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.

How many sunny hours can I expect in August in Foz do Iguaçu?

There is an average length of sunshine of 4 hours per day in August in Foz do Iguaçu.

What is the air temperature in Foz do Iguaçu in September at night?

The average night temperature in September in Foz do Iguaçu is 13 °C (55 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.

What is the temperature in Foz do Iguaçu during the day in October?

In October in Foz do Iguaçu, the average daily temperatures will be 29 °C (84 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.

How many days of precipitation on average can I expect in November in Foz do Iguaçu?

There are 12 days, which are rainy in November in Foz do Iguaçu, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.8 days of the week, or in general - 40 % days.

Is it hot in Foz do Iguaçu in December?

In Foz do Iguaçu in December, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.