Mussel Rock Weather Forecast

    • 58
    • 67

    Increasing Clouds

    • 60
    • 66

    Mostly Cloudy

    • 57
    • 63

    Partly Sunny

    • 57
    • 62

    Mostly Cloudy

    • 56
    • 60

    Mostly Cloudy

    • 58
    • 65

    Partly Sunny

    • 59
    • 68

    Partly Sunny

Today 23 Sep San Francisco Peninsula Coast

Partly cloudy. Lows in the mid 50s. Highs in the lower 70s.

Tonight 23 Sep San Francisco Peninsula Coast

Partly cloudy. Lows in the upper 50s. Northwest Winds 5 to 10 Mph in the evening. Becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mussel Rock Temperature Statistics

September Temperature

San Francisco, San Francisco International Airport (7.5 miles)

  • Lowest 7 September, 2026

    56.6 °F

  • Average September

    67.1 °F

  • Highest 9 September, 2026

    94.6 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (7.5 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    66.8 °F
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