Solar energy in Santiago del Estero, Argentina
Average irradiation 4.96 kWh/m²/day · ~1448 kWh per kWp per year
Monthly solar irradiation & temperature in Santiago del Estero (NASA POWER)
| Month | Irradiation (kWh/m²/day) | Avg temp (°C) | Est. production per kWp (kWh) |
|---|---|---|---|
| Jan | 6.69 | 27.9 | 163 |
| Feb | 6.03 | 26.8 | 147 |
| Mar | 4.91 | 24.5 | 119 |
| Apr | 3.84 | 21.1 | 93 |
| May | 3.13 | 16.8 | 76 |
| Jun | 2.85 | 13.9 | 69 |
| Jul | 3.37 | 13.3 | 82 |
| Aug | 4.39 | 16.0 | 107 |
| Sep | 5.27 | 19.9 | 128 |
| Oct | 5.86 | 24.2 | 142 |
| Nov | 6.58 | 26.5 | 160 |
| Dec | 6.63 | 27.6 | 161 |
Solar potential of Santiago del Estero explained
Santiago del Estero receives an average of 4.96 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 1448 kWh of electricity per year here, assuming a well-oriented system with a typical 80% performance ratio. This places Santiago del Estero among the stronger solar locations globally — comparable to southern Spain or California.
Frequently asked questions
Is solar worth it in Santiago del Estero?
With 4.96 kWh/m²/day of average irradiation, a 1 kWp system in Santiago del Estero produces roughly 1448 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 Santiago del Estero?
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 →