Sugarloaf Weather Forecast

    • 51
    • 75

    Mostly Sunny

    • 52
    • 75

    Becoming Sunny

    • 51
    • 75

    Sunny

    • 47
    • 69

    Mostly Sunny

    • 51
    • 72

    Partly Sunny

    • 51
    • 76

    Partly Sunny

    • 50
    • 72

    Partly Sunny

Today 22 Mar San Francisco Bay Shoreline

Sunny. Highs in the 70s. Northwest Winds 5 to 10 Mph.

Tonight 22 Mar San Francisco Bay Shoreline

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 50s. West Winds 5 to 10 Mph.

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Sugarloaf Temperature Statistics

March Temperature

San Carlos Airport (3.1 miles)

  • Lowest 11 March, 2026

    46.4 °F

  • Average March

    58.8 °F

  • Highest 20 March, 2026

    87.8 °F

Climate (2021–Present)

San Carlos Airport (3.1 miles)

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  • Average Low 2021–2026

    51.5 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    68.2 °F
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