Harrington Weather Forecast

    • 68
    • 88

    Increasing Clouds

    • 69
    • 95

    Decreasing Clouds

    • 61
    • 83

    Partly Sunny

    • 59
    • 75

    Partly Sunny

    • 57
    • 73

    Mostly Sunny

    • 57
    • 76

    Mostly Sunny

    • 57
    • 75

    Partly Sunny

Today 8 Sep San Francisco Bay Shoreline

Sunny. Highs in the 80s. Northwest Winds 5 to 15 Mph.

Tonight 8 Sep San Francisco Bay Shoreline

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

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  • Temperature Real-Time

Harrington Temperature Statistics

September Temperature

Oakland, Metro Oakland International Airport (4.3 miles)

  • Lowest 4 September, 2026

    55.7 °F

  • Average September

    65.6 °F

  • Highest 5 September, 2026

    74.6 °F

Climate (2021–2026)

Oakland, Metro Oakland International Airport (4.3 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    58.9 °F

  • Average High 2021–2026

    67.2 °F
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