Solar energy in Yinchuan, China
Average irradiation 4.77 kWh/m²/day · ~1393 kWh per kWp per year
Monthly solar irradiation & temperature in Yinchuan (NASA POWER)
| Month | Irradiation (kWh/m²/day) | Avg temp (°C) | Est. production per kWp (kWh) |
|---|---|---|---|
| Jan | 2.80 | -7.2 | 68 |
| Feb | 3.78 | -2.8 | 92 |
| Mar | 5.04 | 3.5 | 123 |
| Apr | 6.07 | 10.9 | 148 |
| May | 6.72 | 17.2 | 164 |
| Jun | 6.67 | 22.8 | 162 |
| Jul | 6.23 | 24.8 | 152 |
| Aug | 5.60 | 22.8 | 136 |
| Sep | 4.64 | 16.7 | 113 |
| Oct | 4.09 | 9.4 | 99 |
| Nov | 3.05 | 1.1 | 74 |
| Dec | 2.58 | -6.1 | 63 |
Solar potential of Yinchuan explained
Yinchuan receives an average of 4.77 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 1393 kWh of electricity per year here, assuming a well-oriented system with a typical 80% performance ratio. This places Yinchuan among the stronger solar locations globally — comparable to southern Spain or California.
Frequently asked questions
Is solar worth it in Yinchuan?
With 4.77 kWh/m²/day of average irradiation, a 1 kWp system in Yinchuan produces roughly 1393 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 Yinchuan?
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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