Saturday starts in the sun, because the Fourth always does.
Old Sacramento gets the river version: School of Rock Elk Grove on the Delta King landing from 5 to 7:30 PM, students playing loud enough to matter while the boat does half the visual work. That one has the right shape for the holiday: barbecue nearby, families moving along the river, young players getting a real public-stage moment before the sky takes over.
The Boardwalk is running its Freedom Weekend in Orangevale with Dwight Anthony on the patio from 5 to 7 PM and Remedy on the main stage from 8 to 10 PM. That is the patio-grand-opening lane: food, bands, a rock room trying to make the holiday feel like a full weekend instead of one long wait for fireworks.
Across the causeway, Davis has one of the stronger civic music schedules: Rainbow City Park at 6:30 PM, RonKat Spearman's Katdelic at 8 PM, then fireworks. Rainbow City Park matters here because they are not filler on a city stage. They are a Sacramento/Davis-connected indie band with a real local footprint, which makes the Davis listing feel less like background entertainment and more like the scene slipping into the civic program.
Elk Grove has Pop Fiction at 7:30 PM before the drone show and fireworks. That is the clean park-and-blanket pick. Not underground. Not complicated. Named music in public space, which counts.
One more daylight lead sits just across the river: Bridgeway Lakes Boathouse Park in West Sacramento has a public July 4 celebration listing with family activities and live music. Scene source Daniel Smith also posted a Bigger Than Us Arts instrument-petting-zoo setup from Bridgeway, which makes it look connected to that gathering. We have not found BTU's own listing for that piece yet, so treat the hands-on music setup as a strong scene lead, not a fully confirmed schedule item.
Go this way if you want the Fourth to feel like the Fourth without giving the whole night over to the sky.