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Brentwood, California

Current conditions and the National Weather Service 7-day forecast for Brentwood, California — temperature, rain chance, wind, radar and active alerts.

Saturday Oct 3: a high near 100°F and a low around 70°F. Highs over the period run 90°F to 101°F.

National Weather Service forecast for Brentwood, California
DayHighLowPrecip
Saturday Oct 3100°70°—
Sunday Oct 498°69°—
Monday Oct 5100°70°—
Tuesday Oct 6101°70°—
Wednesday Oct 7100°68°—
Thursday Oct 897°66°—
Friday Oct 990°——

NOAA NWS NDFD 2.5 km, run 2026-10-03 15:00 UTC · days are local time in America/Los Angeles. The live page updates continuously.

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