Solar energy in Campos dos Goytacazes, Brazil
Average irradiation 4.98 kWh/m²/day · ~1454 kWh per kWp per year
Monthly solar irradiation & temperature in Campos dos Goytacazes (NASA POWER)
| Month | Irradiation (kWh/m²/day) | Avg temp (°C) | Est. production per kWp (kWh) |
|---|---|---|---|
| Jan | 6.35 | 26.0 | 154 |
| Feb | 6.33 | 26.3 | 154 |
| Mar | 5.46 | 26.2 | 133 |
| Apr | 4.65 | 25.3 | 113 |
| May | 3.85 | 23.4 | 94 |
| Jun | 3.63 | 22.5 | 88 |
| Jul | 3.76 | 22.0 | 91 |
| Aug | 4.41 | 22.2 | 107 |
| Sep | 4.83 | 22.9 | 118 |
| Oct | 5.25 | 23.9 | 128 |
| Nov | 5.29 | 24.5 | 129 |
| Dec | 5.91 | 25.4 | 144 |
Solar potential of Campos dos Goytacazes explained
Campos dos Goytacazes receives an average of 4.98 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 1454 kWh of electricity per year here, assuming a well-oriented system with a typical 80% performance ratio. This places Campos dos Goytacazes among the stronger solar locations globally — comparable to southern Spain or California.
Frequently asked questions
Is solar worth it in Campos dos Goytacazes?
With 4.98 kWh/m²/day of average irradiation, a 1 kWp system in Campos dos Goytacazes produces roughly 1454 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 Campos dos Goytacazes?
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
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