St. Francis Weather Forecast

    • 56
    • 65

    Mostly Cloudy

    • 56
    • 64

    Mostly Cloudy

    • 55
    • 66

    Mostly Cloudy

    • 56
    • 66

    Mostly Cloudy

    • 55
    • 65

    Mostly Cloudy

    • 55
    • 65

    Mostly Cloudy

    • 56
    • 67

    Mostly Cloudy

Today 20 Aug San Francisco Peninsula Coast

Mostly cloudy. Highs in the mid 60s. West Winds 5 to 10 Mph.

Tonight 20 Aug San Francisco Peninsula Coast

Cloudy. Lows in the mid 50s. Northwest Winds 5 to 10 Mph.

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St. Francis Temperature Statistics

August Temperature

San Francisco, San Francisco International Airport (6.8 miles)

  • Lowest 3 August, 2026

    56.6 °F

  • Average August

    65.2 °F

  • Highest 2 August, 2026

    80.7 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (6.8 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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