Off-grid solar sizing in India
What a year-round off-grid system costs you in 9 cities, sized against the worst month rather than the annual average.
| City | Annual per kW | Worst month | Array for 3 kWh/day | Seasonal swing |
|---|---|---|---|---|
| Mumbai | 1,525 kWh | July | 1.83 kW | 2.4× |
| Delhi | 1,622 kWh | July | 1.28 kW | 1.6× |
| Bengaluru | 1,519 kWh | July | 1.31 kW | 1.7× |
| Hyderabad | 1,509 kWh | July | 1.47 kW | 1.9× |
| Ahmedabad | 1,580 kWh | July | 1.66 kW | 2.2× |
| Chennai | 1,495 kWh | July | 1.19 kW | 1.5× |
| Kolkata | 1,417 kWh | July | 1.54 kW | 1.8× |
| Surat | 1,574 kWh | July | 1.61 kW | 2.1× |
| Pune | 1,514 kWh | July | 1.68 kW | 2.2× |
Panel angles matter as much as panel count. Solar panel angles in India →