Marine Weather Net

Port Costa, CA Weather Forecast




Crockett, California

 Lat: 38.05N, Lon: 122.21W

Current Conditions Updated: 353 PM PDT FRI JUL 18 2025

Clear


Temp: 81°F
  • Humidity:
  • 38%
  • Winds:
  • 14 MPH WSW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.97 in.
  • Dewpoint:
  • 53°F
  • Heat index:
  • 81°F

  • Sunrise:
  • 5:58 AM PDT
  • Sunset:
  • 8:28 PM PDT
  • Moonrise:
  • 12:23 AM PDT
  • Moonset:
  • 2:36 PM PDT

REST OF TODAY

SUNNY

Hi: 85°F
Lo: 55°F

SATURDAY

SUNNY

Hi: 89°F
Lo: 55°F

SUNDAY

SUNNY

Hi: 85°F
Lo: 59°F

TUESDAY

SUNNY

Hi: 79°F
Lo: 55°F
Weather Forecast In Detail:
Forecast Issued: 301 PM PDT Fri Jul 18 2025

Rest Of Today...Sunny. Highs in the mid 80s. West winds 15 to 20 mph.
Tonight...Mostly clear. Lows in the mid 50s. West winds 10 to 20 mph.
Saturday...Sunny. Highs in the upper 80s. West winds 10 to 20 mph.
Saturday Night...Clear. Lows in the mid 50s. West winds 10 to 20 mph.
Sunday...Sunny. Highs in the 80s. Southwest winds 5 to 10 mph... Becoming west 10 to 20 mph in the afternoon.
Sunday Night...Mostly clear. Lows in the upper 50s.
Monday And Monday Night...Mostly clear. Highs near 80. Lows in the upper 50s.
Tuesday...Partly cloudy in the morning then becoming sunny. Highs in the upper 70s.
Tuesday Night...Mostly clear. Lows in the mid 50s. Highs around 80.
Wednesday...Mostly clear. Lows in the mid 50s. Highs around 80.
Thursday...Partly cloudy in the morning then becoming sunny. Highs near 80. && temperature / precipitation concord 86 56 86 / livermore 84 55 86 /
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