Larkspur Weather Forecast

    • 54
    • 71

    Decreasing Clouds

    • 54
    • 73

    Partly Sunny

    • 55
    • 74

    Partly Sunny

    • 54
    • 74

    Partly Sunny

    • 54
    • 78

    Mostly Sunny

    • 54
    • 81

    Mostly Sunny

Today 23 Jul North Bay Interior Valleys

Mostly cloudy in the morning then becoming sunny. Highs in the 60s to 70s. Southwest Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 23 Jul North Bay Interior Valleys

Mostly clear in the evening then becoming mostly cloudy. Lows in the 40s to upper 50s. Southwest Winds 10 to 15 Mph.

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Larkspur Temperature Statistics

July Temperature

Novato / Gnoss Field (14.3 miles)

  • Lowest 5 July, 2025

    46.4 °F

  • Average July

    62.4 °F

  • Highest 10 July, 2025

    96.8 °F

Climate (2020–Present)

Novato / Gnoss Field (14.3 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    57.5 °F

  • Average High 2020–2025

    72.7 °F
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