Off-grid solar sizing in France
What a year-round off-grid system costs you in 4 cities, sized against the worst month rather than the annual average.
| City | Annual per kW | Worst month | Array for 3 kWh/day | Seasonal swing |
|---|---|---|---|---|
| Paris | 1,143 kWh | December | 2.97 kW | 3.1× |
| Marseille | 1,626 kWh | December | 1.36 kW | 1.9× |
| Lyon | 1,286 kWh | December | 2.38 kW | 2.8× |
| Lille | 1,074 kWh | December | 3.43 kW | 3.5× |
Panel angles matter as much as panel count. Solar panel angles in France →