Solar energy in As Sulaymānīyah, Iraq
Average irradiation 5.13 kWh/m²/day · ~1498 kWh per kWp per year
Monthly solar irradiation & temperature in As Sulaymānīyah (NASA POWER)
| Month | Irradiation (kWh/m²/day) | Avg temp (°C) | Est. production per kWp (kWh) |
|---|---|---|---|
| Jan | 2.45 | 3.3 | 60 |
| Feb | 3.23 | 4.9 | 79 |
| Mar | 4.51 | 9.5 | 110 |
| Apr | 5.53 | 14.7 | 134 |
| May | 6.83 | 21.1 | 166 |
| Jun | 8.23 | 27.7 | 200 |
| Jul | 7.87 | 31.2 | 191 |
| Aug | 7.22 | 30.8 | 175 |
| Sep | 6.06 | 26.0 | 147 |
| Oct | 4.26 | 19.4 | 104 |
| Nov | 3.02 | 10.2 | 73 |
| Dec | 2.35 | 5.2 | 57 |
Solar potential of As Sulaymānīyah explained
As Sulaymānīyah receives an average of 5.13 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 1498 kWh of electricity per year here, assuming a well-oriented system with a typical 80% performance ratio. This places As Sulaymānīyah among the stronger solar locations globally — comparable to southern Spain or California.
Frequently asked questions
Is solar worth it in As Sulaymānīyah?
With 5.13 kWh/m²/day of average irradiation, a 1 kWp system in As Sulaymānīyah produces roughly 1498 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 As Sulaymānīyah?
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%.
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