Arched Rock Beach Weather Forecast

    • 54
    • 64

    Partly Sunny

    • 52
    • 60

    Mostly Cloudy

    • 52
    • 59

    Mostly Cloudy

    • 53
    • 59

    Mostly Cloudy

    • 53
    • 58

    Patchy Fog

    • 53
    • 58

    Areas Fog

Today 9 Aug Coastal North Bay Including Point Reyes National Seashore

Sunny. Patchy fog in the morning. Highs in the 70s to lower 80s. Southwest Winds up to 5 Mph. Becoming west 5 to 15 Mph in the afternoon.

Tonight 9 Aug Coastal North Bay Including Point Reyes National Seashore

Partly cloudy. Patchy fog. Lows in the mid 50s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arched Rock Beach Temperature Statistics

August Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (16.2 miles)

  • Lowest 1 August, 2026

    50.6 °F

  • Average August

    70.9 °F

  • Highest 1 August, 2026

    98.7 °F

Climate (2021–2026)

Santa Rosa, Santa Rosa Sonoma County Airport (16.2 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    72.8 °F
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