Solar energy in Zhangjiakou Shi Xuanhua Qu, China
Average irradiation 4.32 kWh/m²/day · ~1261 kWh per kWp per year
Monthly solar irradiation & temperature in Zhangjiakou Shi Xuanhua Qu (NASA POWER)
| Month | Irradiation (kWh/m²/day) | Avg temp (°C) | Est. production per kWp (kWh) |
|---|---|---|---|
| Jan | 2.58 | -11.2 | 63 |
| Feb | 3.45 | -6.8 | 84 |
| Mar | 4.73 | 0.3 | 115 |
| Apr | 5.61 | 8.0 | 136 |
| May | 6.23 | 15.1 | 152 |
| Jun | 5.69 | 20.1 | 138 |
| Jul | 5.29 | 22.5 | 129 |
| Aug | 5.16 | 20.9 | 126 |
| Sep | 4.48 | 15.1 | 109 |
| Oct | 3.61 | 6.9 | 88 |
| Nov | 2.67 | -2.0 | 65 |
| Dec | 2.28 | -9.8 | 55 |
Solar potential of Zhangjiakou Shi Xuanhua Qu explained
Zhangjiakou Shi Xuanhua Qu receives an average of 4.32 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 1261 kWh of electricity per year here, assuming a well-oriented system with a typical 80% performance ratio. This is a solid mid-range solar resource: production is meaningful year-round, though winter output drops noticeably.
Frequently asked questions
Is solar worth it in Zhangjiakou Shi Xuanhua Qu?
With 4.32 kWh/m²/day of average irradiation, a 1 kWp system in Zhangjiakou Shi Xuanhua Qu produces roughly 1261 kWh per year. That is a good solar resource; with current panel prices most systems pay back well within their lifetime.
How much electricity would a 5 kW system produce in Zhangjiakou Shi Xuanhua Qu?
Approximately 6,000 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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