Local context
What limits San Jose roofs
San Jose averages 5.3 peak sun hours per day in the regional data. Roof orientation, usable area, and shade can reduce production further for an individual property.
Solar data for San Jose
- Peak sun hours / day
- 5.3 hrs
- Typical system size
- 5–8 kW
- Estimated first-year savings
- $840–$1,240
- Roofs suitable for solar
- 60–72%
- Primary utility
- PG&E
- Net metering
- NEM 3.0 (Net Billing)
Modeled annual average.
Residential, based on typical CA household load.
6 kW DC, 0.85 derate, 70% self-consumption, $0.33/kWh avg rate. Estimate only.
Modeled from regional adoption data.
Contact your utility for current NEM/NBT enrollment status.
Under California's Net Billing Tariff (NEM 3.0, April 2023), exported power earns avoided-cost rates (~$0.02–0.08/kWh); self-consumed solar saves at full retail rate, so battery storage maximizes value.
Estimates based on the average California residential electricity rate of $0.33/kWh (EIA, retrieved Aug 2026) and modeled solar production; your rate and usage will vary.
Frequently asked questions
How much sun does San Jose get for solar?
San Jose receives approximately 5.3 peak sun hours per day on average, based on modeled regional data.
What is the estimated first-year savings from solar in San Jose?
For a typical 6 kW system in San Jose, first-year savings are estimated at roughly $840–$1,240. Estimates based on the average California residential electricity rate of $0.33/kWh (EIA, retrieved Aug 2026) and modeled solar production; your rate and usage will vary. These are educational estimates, not guarantees.
What can limit solar production in San Jose?
San Jose averages 5.3 peak sun hours per day in the regional data. Roof orientation, usable area, and shade can reduce production further for an individual property.
Data source: City figures are modeled estimates for general guidance — not a quote for any specific property.
Ready to check your roof in San Jose?
The city data above is a regional estimate. Enter your address to get a personalized result based on your actual roof.
Solar data for nearby California cities
- Santa Clara, CA5.3 hrs/day
- Sunnyvale, CA5.3 hrs/day
- Anaheim, CA5.6 hrs/day
- Bakersfield, CA6 hrs/day
- Chico, CA5.7 hrs/day
- Concord, CA5.2 hrs/day