Agate Beach Weather Forecast

    • 49
    • 58

    Rain Showers Likely

    • 48
    • 60

    Chance Rain Showers

    • 50
    • 62

    Mostly Sunny

    • 52
    • 61

    Mostly Cloudy

    • 52
    • 60

    Mostly Cloudy

    • 50
    • 61

    Partly Sunny

    • 51
    • 62

    Partly Sunny

Today 21 Apr Coastal North Bay Including Point Reyes National Seashore

A chance of Thunderstorms. Showers likely in the afternoon. Highs in the upper 50s. Southwest Winds 5 to 10 Mph.

Tonight 21 Apr Coastal North Bay Including Point Reyes National Seashore

A chance of Showers in the evening. A slight chance of Thunderstorms. Showers likely after midnight. Lows in the upper 40s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Agate Beach Temperature Statistics

April Temperature

Novato / Gnoss Field (18.6 miles)

  • Lowest 3 April, 2026

    42.8 °F

  • Average April

    58.5 °F

  • Highest 5 April, 2026

    86 °F

Climate (2021–Present)

Novato / Gnoss Field (18.6 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    72.5 °F
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