Arched Rock Beach Weather Forecast

    • 53
    • 56

    Rain Showers

    • 51
    • 55

    Rain

    • 47
    • 53

    Rain Showers

    • 44
    • 52

    Partly Sunny

    • 44
    • 52

    Mostly Sunny

    • 45
    • 53

    Mostly Sunny

Today 24 Dec Coastal North Bay Including Point Reyes National Seashore

Showers and a slight chance of Thunderstorms. Some Thunderstorms may be severe with heavy rainfall. Highs in the upper 50s. South Winds 10 to 20 Mph.

Tonight 24 Dec Coastal North Bay Including Point Reyes National Seashore

Breezy. A chance of Thunderstorms in the evening. Showers. A slight chance of Thunderstorms after midnight. Some Thunderstorms may be severe with heavy rainfall. Some Thunderstorms may be severe with heavy rainfall. Lows around 50. South Winds 15 to 20 Mph. Becoming 20 to 30 Mph after midnight. Gusts up to 50 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arched Rock Beach Temperature Statistics

December Temperature

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

  • Lowest 4 December, 2025

    34 °F

  • Average December

    46.8 °F

  • Highest 3 December, 2025

    68 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    45.6 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    72.5 °F
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