Generally, average daily wearther in Iguazu Falls through the whole of October is 21. You can expect highs around 30 and low being around 15. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 21 |
| High Temperature | 30 |
| Low Temperature | 15 |
Useful Links: Iguazu Falls Weather: Average Weather & Yearly Climate