Is solar worth it in San Antonio, TX?
A typical 7 kW rooftop system in San Antonio produces about 8,288 kWh/year and pays back in roughly 27.5 years against the area’s ~9.2¢/kWh commercial rate. Computed from San Antonio’s solar geometry — refine for your exact roof below.
Make it your answer
Monthly production — 7 kW system in San Antonio
How much solar does San Antonio get?
San Antonio’s temperate climate gives a solar specific yield of about 1,184 kWh per kW of installed panels each year (south-facing, tilted near the latitude of 29°). At an estimated commercial electricity rate of ~9.2¢/kWh, a 7 kW array offsets roughly $763 of bills in year one, for a simple payback near 27.5 years before incentives. Add storage and you can ride through outages and shift usage off peak — model the full system for your address next.
Get the exact payback for your roof
Run real NREL PVWatts production against your actual serving utility — then size storage in the modeler.