City-Wise Solar Generation in India: Why Location Matters
Solar generation varies dramatically by city. A 3kW system in Jodhpur (6.2 peak sun hours) generates 6,800 units/year, while the same system in Guwahati (4.2 hrs) generates only 4,600 units/year — a 48% difference. Knowing your city's solar potential is critical for accurate ROI calculations.
Peak Sun Hours by Region
| Region | PSH Range | Best Cities |
|---|---|---|
| Rajasthan | 5.8–6.2 hrs | Jodhpur, Jaipur, Bikaner |
| Gujarat | 5.5–5.8 hrs | Rajkot, Jamnagar, Bhavnagar |
| Maharashtra/Karnataka | 5.1–5.5 hrs | Nagpur, Bangalore, Pune |
| Delhi/UP | 4.9–5.1 hrs | Delhi, Noida, Agra |
| North East | 3.8–4.2 hrs | Guwahati, Shillong |