Foz do Iguaçu
May
Weather in Foz do Iguaçu for May 2026
Your guide to Foz do Iguaçu weather in May - trends and predictions
In general, the average temperature in Foz do Iguaçu at the beginning of May is 30 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.4 °C by the end of May.
With an average of 3 rainy days, Foz do Iguaçu experiences minimal rainfall in May.
Temperatures
Rain 🌧️
28
Dry days
3
Rainy days
0
Snow days
28°/12°
Temperatures
11 km/h
Avg max wind
73 %
Avg humidity
Foz do Iguaçu Weather May
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Temperatures trend during May in Foz do Iguaçu
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May weather in Foz do Iguaçu day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Patchy rain possible | 30° /18° | 0 mm | 8 | |
| 2 May | Patchy rain possible | 30° /17° | 0.2 mm | 8 | |
| 3 May |  Patchy light drizzle | 28° /17° | 2.6 mm | 7 | |
| 4 May | Light rain shower | 28° /18° | 1.2 mm | 8 | |
| 5 May |  Sunny | 32° /20° | 0 mm | 9 | |
| 6 May | Sunny | 31° /18° | 0 mm | 8 | |
| 7 May | Sunny | 31° /19° | 1.3 mm | 8 | |
| 8 May |  Cloudy | 32° /19° | 0.1 mm | 9 | |
| 9 May |  Partly cloudy | 31° /18° | 19.8 mm | 8 | |
| 10 May | Sunny | 29° /17° | 0 mm | 9 | |
| 11 May | Partly cloudy | 29° /15° | 0 mm | 8 | |
| 12 May | Partly cloudy | 27° /15° | 0 mm | 8 | |
| 13 May | Light drizzle | 23° /13° | 1.3 mm | 7 | |
| 14 May | Patchy rain possible | 22° /12° | 0.1 mm | 7 | |
| 15 May |  Overcast | 23° /11° | 0 mm | 7 | |
| 16 May | Partly cloudy | 25° /14° | 0 mm | 8 | |
| 17 May | Patchy light drizzle | 28° /16° | 0.4 mm | 7 | |
| 18 May |  Heavy rain | 22° /14° | 26.4 mm | 6 | |
| 19 May |  Fog | 25° /12° | 0 mm | 8 | |
| 20 May | Fog | 25° /12° | 0.6 mm | 7 | |
| 21 May | Sunny | 29° /16° | 6.3 mm | 8 | |
| 22 May | Partly cloudy | 26° /18° | 4.9 mm | 8 | |
| 23 May | Patchy rain possible | 26° /17° | 9.5 mm | 7 | |
| 24 May |  Moderate or heavy rain shower | 23° /13° | 8.8 mm | 6 | |
| 25 May | Patchy rain possible | 21° /11° | 0.1 mm | 6 | |
| 26 May | Mist | 23° /10° | 0 mm | 7 | |
| 27 May | Light rain | 19° /13° | 6.1 mm | 5 | |
| 28 May | Overcast | 17° /6° | 12.7 mm | 5 | |
| 29 May | Mist | 17° /4° | 0.1 mm | 5 | |
| 30 May | Mist | 19° /5° | 0 mm | 6 | |
| 31 May | Mist | 20° /8° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Foz do Iguaçu in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Foz do Iguaçu forecast closer to your planned date for the most up-to-date weather information.
Change Month
Foz do Iguaçu in May - FAQ
What are the expected maximum and minimum temperatures in Foz do Iguaçu during May?
Enjoy moderate daytime temperatures of up to 28° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Foz do Iguaçu during May?
Significant rainfall exceeding 205 mm is expected in Foz do Iguaçu during May, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Foz do Iguaçu during May?
The average wind speed in Foz do Iguaçu during May is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Foz do Iguaçu
Explore the daily rainfall trends and prepare for Foz do Iguaçus May weather 💧
UV exposure in Foz do Iguaçu during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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