Tomales Bay Ecological Reserve Weather Forecast

    • 44
    • 63

    Patchy Fog

    • 45
    • 65

    Mostly Sunny

    • 45
    • 65

    Mostly Sunny

    • 45
    • 64

    Mostly Sunny

    • 45
    • 63

    Areas Fog

    • 47
    • 62

    Mostly Cloudy

Today 9 Dec Coastal North Bay Including Point Reyes National Seashore

Partly cloudy in the morning then becoming sunny. Areas of fog in the morning. Highs around 60. North Winds around 5 Mph. Becoming northwest in the afternoon.

Tonight 9 Dec Coastal North Bay Including Point Reyes National Seashore

Mostly clear. Lows in the upper 40s. North Winds around 5 Mph in the evening. Becoming light.

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Tomales Bay Ecological Reserve Temperature Statistics

December Temperature

Novato / Gnoss Field (14.9 miles)

  • Lowest 2 December, 2025

    37.4 °F

  • Average December

    46.7 °F

  • Highest 3 December, 2025

    71.6 °F

Climate (2020–Present)

Novato / Gnoss Field (14.9 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    57.4 °F

  • Average High 2020–2025

    72.3 °F
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