Muir Beach Weather Forecast

    • 55
    • 60

    Partly Sunny

    • 54
    • 58

    Partly Sunny

    • 53
    • 58

    Partly Sunny

    • 55
    • 57

    Mostly Cloudy

    • 55
    • 61

    Mostly Cloudy

    • 55
    • 62

    Partly Sunny

    • 56
    • 64

    Partly Sunny

Today 28 Aug Coastal North Bay Including Point Reyes National Seashore

Partly cloudy. A slight chance of Showers. Highs in the 60s to lower 70s. West Winds 10 to 15 Mph.

Tonight 28 Aug Coastal North Bay Including Point Reyes National Seashore

Partly cloudy. Lows in the lower 50s. West Winds 5 to 15 Mph.

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Muir Beach Temperature Statistics

August Temperature

Novato / Gnoss Field (19.3 miles)

  • Lowest 10 August, 2026

    51.8 °F

  • Average August

    66.1 °F

  • Highest 2 August, 2026

    98.6 °F

Climate (2021–2026)

Novato / Gnoss Field (19.3 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    72.5 °F
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