Mill Valley Weather Forecast

    • 55
    • 83

    Breezy

    • 48
    • 75

    Breezy

    • 49
    • 75

    Sunny

    • 48
    • 74

    Sunny

    • 51
    • 74

    Mostly Sunny

    • 51
    • 78

    Mostly Sunny

    • 51
    • 77

    Mostly Sunny

Today 18 May North Bay Interior Valleys

Sunny. Highs in the upper 70s to lower 90s. Northwest Winds 10 to 20 Mph with Gusts to around 35 Mph.

Tonight 18 May North Bay Interior Valleys

Mostly clear. Breezy. Lows in the 50s to lower 60s. Northwest Winds 20 to 30 Mph decreasing to 10 to 20 Mph after midnight. Gusts up to 50 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mill Valley Temperature Statistics

May Temperature

Novato / Gnoss Field (16.2 miles)

  • Lowest 9 May, 2022

    37.4 °F
  • Average May

    57.9 °F
  • Highest 14 May, 2022

    84.2 °F

Climate (2010–Present)

Novato / Gnoss Field (16.2 miles)

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  • Average Low 2010–Present

    45.5 °F
  • Average 2010–Present

    57.6 °F
  • Average High 2010–Present

    72.5 °F
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