Eureka Valley Weather Forecast

    • 58
    • 76

    Increasing Clouds

    • 56
    • 68

    Partly Sunny

    • 52
    • 60

    Mostly Sunny

    • 53
    • 63

    Mostly Sunny

    • 54
    • 67

    Mostly Sunny

    • 54
    • 66

    Mostly Sunny

    • 56
    • 69

    Mostly Sunny

Today 8 Oct San Francisco

Sunny. Highs in the mid 60s to upper 70s. West Winds 5 to 15 Mph.

Tonight 8 Oct San Francisco

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Eureka Valley Temperature Statistics

October Temperature

San Francisco, San Francisco International Airport (9.9 miles)

  • Lowest 1 October, 2026

    54.6 °F

  • Average October

    67.8 °F

  • Highest 3 October, 2026

    90.6 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (9.9 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.8 °F

  • Average High 2021–2026

    66.8 °F
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