Solar energy in São José do Rio Preto, Brazil
Average irradiation 5.38 kWh/m²/day · ~1571 kWh per kWp per year
Monthly solar irradiation & temperature in São José do Rio Preto (NASA POWER)
| Month | Irradiation (kWh/m²/day) | Avg temp (°C) | Est. production per kWp (kWh) |
|---|---|---|---|
| Jan | 5.86 | 25.3 | 142 |
| Feb | 6.03 | 25.1 | 147 |
| Mar | 5.66 | 24.6 | 138 |
| Apr | 5.18 | 23.5 | 126 |
| May | 4.36 | 20.8 | 106 |
| Jun | 4.10 | 20.2 | 100 |
| Jul | 4.38 | 20.4 | 107 |
| Aug | 5.15 | 22.7 | 125 |
| Sep | 5.55 | 25.5 | 135 |
| Oct | 5.93 | 26.9 | 144 |
| Nov | 6.18 | 26.1 | 150 |
| Dec | 6.17 | 25.7 | 150 |
Solar potential of São José do Rio Preto explained
São José do Rio Preto receives an average of 5.38 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 1571 kWh of electricity per year here, assuming a well-oriented system with a typical 80% performance ratio. This places São José do Rio Preto among the stronger solar locations globally — comparable to southern Spain or California.
Frequently asked questions
Is solar worth it in São José do Rio Preto?
With 5.38 kWh/m²/day of average irradiation, a 1 kWp system in São José do Rio Preto produces roughly 1571 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 São José do Rio Preto?
Approximately 8,000 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 →