Carquinez Straight - Martinez Yacht Harbor Weather Forecast

    • 57
    • 73

    Breezy

    • 57
    • 78

    Breezy

    • 57
    • 78

    Partly Sunny

    • 56
    • 77

    Partly Sunny

    • 56
    • 79

    Partly Sunny

    • 57
    • 78

    Mostly Sunny

Today 21 Aug East Bay Interior Valleys

Mostly cloudy in the morning then becoming sunny. Highs in the lower to mid 80s. West Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 21 Aug East Bay Interior Valleys

Clear in the evening then becoming partly cloudy. Lows in the upper 50s. West Winds 10 to 20 Mph.

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Carquinez Straight - Martinez Yacht Harbor Temperature Statistics

August Temperature

Concord, Buchanan Field (5 miles)

  • Lowest 19 August, 2018

    55.9 °F
  • Average August

    73.6 °F
  • Highest 9 August, 2018

    98.1 °F

Climate (2010–Present)

Concord, Buchanan Field (5 miles)

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  • Average Low 2010–Present

    51.5 °F
  • Average 2010–Present

    61.9 °F
  • Average High 2010–Present

    74.5 °F
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