Solar energy in Foz do Iguaçu, Brazil
Average irradiation 4.9 kWh/m²/day · ~1431 kWh per kWp per year
Monthly solar irradiation & temperature in Foz do Iguaçu (NASA POWER)
| Month | Irradiation (kWh/m²/day) | Avg temp (°C) | Est. production per kWp (kWh) |
|---|---|---|---|
| Jan | 6.52 | 27.2 | 159 |
| Feb | 5.97 | 27.1 | 145 |
| Mar | 5.45 | 26.3 | 133 |
| Apr | 4.50 | 23.6 | 109 |
| May | 3.33 | 19.1 | 81 |
| Jun | 2.93 | 17.4 | 71 |
| Jul | 3.24 | 16.8 | 79 |
| Aug | 4.04 | 18.8 | 98 |
| Sep | 4.60 | 21.3 | 112 |
| Oct | 5.28 | 23.9 | 128 |
| Nov | 6.33 | 25.0 | 154 |
| Dec | 6.55 | 26.9 | 159 |
Solar potential of Foz do Iguaçu explained
Foz do Iguaçu receives an average of 4.9 kilowatt-hours of solar energy per square metre per day, measured over four decades of satellite observation. In practical terms, every kilowatt-peak of installed PV capacity yields about 1431 kWh of electricity per year here, assuming a well-oriented system with a typical 80% performance ratio. This places Foz do Iguaçu among the stronger solar locations globally — comparable to southern Spain or California.
Frequently asked questions
Is solar worth it in Foz do Iguaçu?
With 4.9 kWh/m²/day of average irradiation, a 1 kWp system in Foz do Iguaçu produces roughly 1431 kWh per year. That is an excellent solar resource — payback periods are typically among the shortest worldwide.
How much electricity would a 5 kW system produce in Foz do Iguaçu?
Approximately 7,000 kWh per year — enough to cover a large share of a typical household's consumption.
What data is this based on?
Long-term satellite observations from NASA POWER (1981–present) and the PVGIS SARAH3 database, assuming a performance ratio of 80%.
Compare with nearby cities
São Paulo (4.5) · Rio de Janeiro (4.8) · Buenos Aires (4.6) · Santiago (5) · Bogotá (4.4) · Lima (5.1) · all cities →