Petaluma River - Sears Point Road Bridge Weather Forecast

    • 42
    • 62

    Dense Fog

    • 46
    • 59

    Mostly Cloudy

    • 45
    • 59

    Mostly Cloudy

    • 45
    • 61

    Areas Fog

    • 44
    • 60

    Patchy Fog

    • 43
    • 59

    Areas Fog

Today 19 Jan North Bay Interior Valleys

Partly cloudy late in the morning then becoming sunny. Patchy fog late in the morning. Highs in the upper 50s to lower 70s. Southeast Winds 5 to 10 Mph.

Tonight 19 Jan North Bay Interior Valleys

Partly cloudy in the evening then becoming mostly cloudy. Areas of fog. Lows in the upper 30s to lower 50s. Northeast Winds up to 5 Mph.

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Petaluma River - Sears Point Road Bridge Temperature Statistics

January Temperature

Novato / Gnoss Field (3.1 miles)

  • Lowest 12 January, 2026

    33.8 °F

  • Average January

    50.7 °F

  • Highest 15 January, 2026

    66.2 °F

Climate (2021–Present)

Novato / Gnoss Field (3.1 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    72.3 °F
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