Fairmont Weather Forecast

    • 64
    • 82

    Partly Sunny

    • 60
    • 68

    Mostly Cloudy

    • 59
    • 64

    Partly Sunny

    • 57
    • 63

    Breezy

    • 57
    • 66

    Partly Sunny

    • 57
    • 65

    Partly Sunny

    • 57
    • 63

    Mostly Cloudy

Today 9 Sep San Francisco Peninsula Coast

Partly cloudy. Highs in the lower to mid 80s. North Winds 5 to 10 Mph.

Tonight 9 Sep San Francisco Peninsula Coast

Partly cloudy. Lows in the lower 60s. Northwest Winds 5 to 10 Mph in the evening. Becoming light.

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Fairmont Temperature Statistics

September Temperature

San Francisco, San Francisco International Airport (6.8 miles)

  • Lowest 7 September, 2026

    57 °F

  • Average September

    66.6 °F

  • Highest 7 September, 2026

    80.1 °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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