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San Luis Reservoir Fishing Report | January 2026

Report by Roger George
Roger George of Roger George Guide Service writes the Central Valley Fishing Report and covers San Luis Reservoir for Catch America.
What is working right now

San Luis Reservoir is setting up for a strong stretch in January 2026 as a milder winter keeps water near 60 degrees. The full moon is fading and low pressure is easing, so Roger George expects a flip to a week of stable conditions the stripers should respond to. The lake is still rising, and incoming pump water is adding a helpful murk that makes fish more reactive to lures.

How is the striped bass bite at San Luis Reservoir right now?

It has been fairly slow in the limited windows anglers could get out, hurt by storms, wind, and a full moon last week. But Roger George expects a complete flip this week, with the full moon going away and low pressure easing into stable conditions the stripers should respond to.

Why is Roger optimistic about San Luis Reservoir?

A mild winter has kept water temperature around 60 degrees instead of plummeting, which keeps baitfish and stripers active in the coves and main lake. He calls it a really good temperature and thinks it could be one of the better springs in a long time.

How does the murky water affect the San Luis bite?

It helps. Pump inflow from the aqueduct and runoff from the Portuguese area are adding murk. Fish cannot see a lure from 15 feet away, so they get more reactive and the bite can actually improve in the stained water.

What conditions matter most at San Luis Reservoir now?

Stability. Roger watches for stable weather, and this week looks like a full week of stable conditions around 60 degrees, which is amazing for January. Water is still rising, another positive when the other factors line up.

What is Roger's advice for San Luis Reservoir?

Put the next two weeks on your go-fishing list if the forecast stays stable as predicted. His closing words are to never give up, keep cranking, and throw your big fish back. Specific lures and depths were not detailed in this report.

Watch the full report

From the report (Roger George): With the water temperature being about 60 degrees, we should be in good shape. Normally you see the water temperature really plummeting right now, but it is staying up there. This next week we have a whole week of stable conditions around 60 degrees. That is amazing for January, and I think the fish will respond.

San Luis Reservoir January 2026 FAQ

How is San Luis Reservoir fishing in January 2026?

Slow in recent windows, but Roger George expects a flip to stable, productive conditions this week.

What is the water temperature at San Luis Reservoir?

About 60 degrees, unusually warm for January in a mild winter.

Does murky water help the San Luis bite?

Yes. Incoming pump water adds murk that makes stripers more reactive to lures.

Is San Luis Reservoir rising or dropping?

Still rising, which Roger views as a positive when other factors line up.

What conditions does Roger watch at San Luis Reservoir?

Stability, and this week looks like a full week of stable weather near 60 degrees.

What lures work at San Luis Reservoir in January?

Specific lures were not detailed in this report.

What is Roger's outlook for the spring?

He thinks it could be one of the better springs in a long time.

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