Tomales Bay - Hog Island Weather Forecast

    • 52
    • 64

    Patchy Smoke

    • 53
    • 62

    Patchy Smoke

    • 52
    • 58

    Partly Sunny

    • 53
    • 65

    Partly Sunny

    • 55
    • 71

    Partly Sunny

    • 55
    • 72

    Partly Sunny

    • 54
    • 69

    Mostly Sunny

Today 4 Aug Coastal North Bay Including Point Reyes National Seashore

Sunny. Highs near 70. South Winds 5 to 10 Mph.

Tonight 4 Aug Coastal North Bay Including Point Reyes National Seashore

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows in the lower 50s. Southwest Winds around 5 Mph in the evening. Becoming light.

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Tomales Bay - Hog Island Temperature Statistics

August Temperature

Petaluma Municipal Airport (18 miles)

  • Lowest 1 August, 2026

    48.2 °F

  • Average August

    69.4 °F

  • Highest 2 August, 2026

    93.2 °F

Climate (2021–2026)

Petaluma Municipal Airport (18 miles)

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  • Average Low 2021–2026

    44.7 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    68.5 °F
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