Tomales Bay - Preston Point Weather Forecast

    • 46
    • 61

    Mostly Cloudy

    • 46
    • 61

    Patchy Fog

    • 45
    • 58

    Patchy Fog

    • 47
    • 59

    Partly Sunny

    • 47
    • 58

    Patchy Fog

    • 47
    • 56

    Partly Sunny

    • 47
    • 55

    Partly Sunny

Today 17 Jan Coastal North Bay Including Point Reyes National Seashore

Partly cloudy. Highs in the mid 60s. Northeast Winds around 5 Mph.

Tonight 17 Jan Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy. Lows in the upper 40s. Northeast Winds around 5 Mph.

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Tomales Bay - Preston Point Temperature Statistics

January Temperature

Petaluma Municipal Airport (18 miles)

  • Lowest 9 January, 2026

    30.2 °F

  • Average January

    50 °F

  • Highest 14 January, 2026

    62.6 °F

Climate (2021–Present)

Petaluma Municipal Airport (18 miles)

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  • Average Low 2021–2026

    44.6 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    68.6 °F
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