Millbrae Weather Forecast

    • 56
    • 76

    Increasing Clouds

    • 55
    • 67

    Partly Sunny

    • 55
    • 69

    Partly Sunny

    • 58
    • 70

    Chance Rain

    • 54
    • 68

    Chance Rain

    • 54
    • 66

    Chance Rain

Today 21 Oct San Francisco Bay Shoreline

Sunny. Highs in the mid 70s to lower 80s. North Winds around 5 Mph. Becoming northwest 10 to 15 Mph in the afternoon.

Tonight 21 Oct San Francisco Bay Shoreline

Mostly clear in the evening then becoming mostly cloudy. Lows in the upper 50s. West Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Millbrae Temperature Statistics

October Temperature

San Francisco, San Francisco International Airport (1.9 miles)

  • Lowest 14 October, 2025

    50 °F

  • Average October

    62.3 °F

  • Highest 6 October, 2025

    82.9 °F

Climate (2020–Present)

San Francisco, San Francisco International Airport (1.9 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    66.6 °F
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