Marine Weather Net

Hercules, CA Weather Forecast




Hercules, California

 Lat: 38.02N, Lon: 122.29W

Current Conditions Updated: 354 PM PST SUN DEC 7 2025

Overcast
Temp: 46°F
  • Humidity:
  • 88%
  • Winds:
  • 9 MPH E
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.28 in.
  • Dewpoint:
  • 43°F
  • Heat index:
  • 46°F

  • Sunrise:
  • 7:10 AM PST
  • Sunset:
  • 4:48 PM PST
  • Moonrise:
  • 7:57 PM PST
  • Moonset:
  • 10:16 AM PST

REST OF TODAY

MOSTLY CLOUDY
Hi: 49°F
Lo: 41°F

MONDAY

SUNNY

Hi: 55°F
Lo: 41°F

TUESDAY

PARTLY CLOUDY
Hi: 55°F
Lo: 45°F

WEDNESDAY

SUNNY

Hi: 60°F
Lo: 45°F
Weather Forecast In Detail:
Forecast Issued: 301 PM PST Sun Dec 07 2025

Rest Of Today...Mostly cloudy. Highs in the upper 40s. Northeast winds around 5 mph.
Tonight...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog in the evening, then widespread dense fog after midnight. Lows in the lower 40s. Light winds.
Monday...Partly cloudy in the morning then becoming sunny. Widespread dense fog in the morning. Highs in the 50s to lower 60s. Light winds...Becoming northeast around 5 mph in the afternoon.
Monday Night...Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 40s. Light winds.
Tuesday...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs in the mid 50s to lower 60s. Light winds...Becoming north around 5 mph in the afternoon.
Tuesday Night...Partly cloudy. Patchy fog. Lows in the mid 40s.
Wednesday...Mostly cloudy in the morning then becoming sunny. Patchy fog. Highs in the upper 50s to mid 60s.
Wednesday Night...Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s.
Thursday...Mostly cloudy in the morning then becoming sunny. Highs in the upper 50s to mid 60s.
Thursday Night...Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s.
Friday...Mostly cloudy in the morning then becoming sunny. Highs near 60.
Friday Night...Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s.
Saturday...Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 50s to mid 60s. && temperature / precipitation concord 48 40 57 / livermore 50 40 60 /
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