Goodyear Slough - Pierce Harbor Weather Forecast

    • 58
    • 82

    Increasing Clouds

    • 59
    • 79

    Partly Sunny

    • 58
    • 74

    Partly Sunny

    • 57
    • 76

    Partly Sunny

    • 57
    • 75

    Partly Sunny

    • 58
    • 76

    Partly Sunny

    • 58
    • 76

    Partly Sunny

Today 11 Aug Southwestern Solano County Including Vallejo

Sunny. Highs 74 to 84. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 11 Aug Southwestern Solano County Including Vallejo

Clear in the evening then becoming partly cloudy. Lows around 58. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph.

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Goodyear Slough - Pierce Harbor Temperature Statistics

August Temperature

Concord, Buchanan Field (9.3 miles)

  • Lowest 9 August, 2026

    59 °F

  • Average August

    77.3 °F

  • Highest 2 August, 2026

    100.7 °F

Climate (2021–2026)

Concord, Buchanan Field (9.3 miles)

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  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    61.6 °F

  • Average High 2021–2026

    74.3 °F
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