Mill Valley Weather Forecast

    • 55
    • 74

    Increasing Clouds

    • 54
    • 72

    Mostly Cloudy

    • 54
    • 71

    Mostly Sunny

    • 55
    • 74

    Mostly Sunny

    • 55
    • 74

    Mostly Sunny

    • 54
    • 73

    Mostly Sunny

Today 18 Jun North Bay Interior Valleys

Sunny. Highs in the mid 70s to lower 90s. Southwest Winds 10 to 20 Mph.

Tonight 18 Jun North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Lows in the 50s to lower 60s. Southwest Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mill Valley Temperature Statistics

June Temperature

Novato / Gnoss Field (16.2 miles)

  • Lowest 7 June, 2019

    48.2 °F
  • Average June

    66.5 °F
  • Highest 11 June, 2019

    100.4 °F

Climate (2010–Present)

Novato / Gnoss Field (16.2 miles)

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  • Average Low 2010–Present

    46.4 °F
  • Average 2010–Present

    57.5 °F
  • Average High 2010–Present

    71.2 °F
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