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Hercules, California

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

Saturday Oct 3: a high near 84°F and a low around 66°F. Highs over the period run 71°F to 84°F.

National Weather Service forecast for Hercules, California
DayHighLowPrecip
Saturday Oct 384°66°—
Sunday Oct 483°64°—
Monday Oct 583°64°—
Tuesday Oct 683°64°—
Wednesday Oct 782°64°—
Thursday Oct 878°61°—
Friday Oct 971°——

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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