Lucas Valley-Marinwood Weather Forecast

    • 51
    • 80

    Mostly Sunny

    • 54
    • 75

    Partly Sunny

    • 53
    • 76

    Mostly Sunny

    • 54
    • 81

    Mostly Sunny

    • 54
    • 86

    Sunny

    • 54
    • 83

    Mostly Sunny

    • 54
    • 79

    Partly Sunny

Today 6 Jul North Bay Interior Valleys

Sunny. Highs in the upper 60s to mid 80s. Southwest Winds 5 to 15 Mph.

Tonight 6 Jul North Bay Interior Valleys

Mostly clear in the evening then becoming mostly cloudy. Areas of fog after midnight. Lows in the 40s to mid 50s. Southwest Winds 5 to 15 Mph.

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Lucas Valley-Marinwood Temperature Statistics

July Temperature

Novato / Gnoss Field (7.5 miles)

  • Lowest 3 July, 2025

    48.2 °F

  • Average July

    62.1 °F

  • Highest 1 July, 2025

    86 °F

Climate (2020–Present)

Novato / Gnoss Field (7.5 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    57.5 °F

  • Average High 2020–2025

    72.7 °F
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