Average annual temperature is 18.7 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: 5.0 °C
Number of sunny days: 133 days
Number of rainy days: 232 days
Look at detailed online map of Reserva do Iguaçu
* Weather data for Reserva do Iguaçu Brazil is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.1 | 27.2 | 27.7 | 25.8 | 25.1 | 23.7 | 23.1 | 26.5 | 30.3 | 28.3 | 31.6 | 31.2 |
| Average daytime temperature (°C) | 25.6 | 24.0 | 25.4 | 22.2 | 21.5 | 19.0 | 19.7 | 21.7 | 24.3 | 24.0 | 25.2 | 27.4 |
| Average temperature (°C) | 21.0 | 19.9 | 20.9 | 17.6 | 16.6 | 14.5 | 15.0 | 16.5 | 19.2 | 19.5 | 20.6 | 22.5 |
| Average night temperature (°C) | 17.2 | 16.8 | 17.6 | 14.2 | 13.0 | 11.4 | 11.9 | 12.4 | 15.2 | 16.0 | 17.0 | 18.5 |
| Absolute minimum temperature (°C) | 12.4 | 11.2 | 14.5 | 7.3 | 7.7 | 5.2 | 5.0 | 6.3 | 6.4 | 11.3 | 7.6 | 15.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.5 | 13.0 | 12.2 | 11.5 | 10.9 | 10.6 | 10.7 | 11.2 | 11.9 | 12.7 | 13.4 | 13.7 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 10.6 | 8.5 | 10.1 | 9.2 | 8.4 | 7.3 | 7.7 | 8.8 | 8.6 | 7.4 | 8.4 | 10.6 |
| Precipitation (mm) | 156 | 286 | 137 | 173 | 48 | 181 | 167 | 122 | 247 | 573 | 261 | 167 |
| Sunny days | 8 | 2 | 3 | 12 | 18 | 20 | 18 | 17 | 8 | 9 | 8 | 10 |
| Rainy days | 23 | 26 | 28 | 18 | 13 | 10 | 13 | 14 | 22 | 22 | 22 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Reserva do Iguaçu is at