Muir Beach Weather Forecast

    • 44
    • 51

    Partly Sunny

    • 44
    • 50

    Mostly Sunny

    • 43
    • 51

    Mostly Sunny

    • 45
    • 51

    Mostly Sunny

    • 46
    • 51

    Mostly Cloudy

    • 48
    • 51

    Chance Rain Showers

Today 27 Dec Coastal North Bay Including Point Reyes National Seashore

Sunny. Highs in the mid 50s. Northwest Winds 5 to 15 Mph.

Tonight 27 Dec Coastal North Bay Including Point Reyes National Seashore

Mostly clear in the evening then becoming mostly cloudy. Lows around 40. North Winds around 5 Mph in the evening. Becoming light.

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  • Temperature Real-Time

Muir Beach Temperature Statistics

December Temperature

Novato / Gnoss Field (19.3 miles)

  • Lowest 2 December, 2025

    37.4 °F

  • Average December

    49.8 °F

  • Highest 3 December, 2025

    71.6 °F

Climate (2020–Present)

Novato / Gnoss Field (19.3 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    57.4 °F

  • Average High 2020–2025

    72.3 °F
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