Larkspur Weather Forecast

    • 49
    • 67

    Becoming Sunny

    • 51
    • 72

    Sunny

    • 52
    • 77

    Sunny

    • 50
    • 75

    Sunny

    • 52
    • 78

    Sunny

    • 51
    • 76

    Mostly Sunny

Today 17 May North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Breezy. Highs in the lower 60s to mid 70s. Northwest Winds 10 to 20 Mph increasing to 20 to 30 Mph in the afternoon.

Tonight 17 May North Bay Interior Valleys

Clear. Lows in the mid 40s to lower 50s. Northwest Winds 10 to 20 Mph. Gusts up to 40 Mph in the evening.

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Larkspur Temperature Statistics

May Temperature

Novato / Gnoss Field (14.3 miles)

  • Lowest 10 May, 2025

    44.6 °F

  • Average May

    60.6 °F

  • Highest 9 May, 2025

    91.4 °F

Climate (2020–Present)

Novato / Gnoss Field (14.3 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    57.7 °F

  • Average High 2020–2025

    72.8 °F
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