Solar energy in Posadas, Argentina
Average irradiation 4.79 kWh/m²/day · ~1399 kWh per kWp per year
Monthly solar irradiation & temperature in Posadas (NASA POWER)
| Month | Irradiation (kWh/m²/day) | Avg temp (°C) | Est. production per kWp (kWh) |
|---|---|---|---|
| Jan | 6.56 | 26.6 | 160 |
| Feb | 6.11 | 26.3 | 148 |
| Mar | 5.31 | 24.7 | 129 |
| Apr | 4.26 | 21.5 | 104 |
| May | 3.15 | 17.3 | 76 |
| Jun | 2.69 | 15.6 | 65 |
| Jul | 2.99 | 14.7 | 73 |
| Aug | 3.69 | 16.4 | 90 |
| Sep | 4.36 | 18.6 | 106 |
| Oct | 5.27 | 21.6 | 128 |
| Nov | 6.39 | 23.2 | 155 |
| Dec | 6.73 | 25.6 | 164 |
Solar potential of Posadas explained
Posadas receives an average of 4.79 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 1399 kWh of electricity per year here, assuming a well-oriented system with a typical 80% performance ratio. This places Posadas among the stronger solar locations globally — comparable to southern Spain or California.
Frequently asked questions
Is solar worth it in Posadas?
With 4.79 kWh/m²/day of average irradiation, a 1 kWp system in Posadas produces roughly 1399 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 Posadas?
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 →