Las Trancas Airport Weather Forecast

    • 55
    • 62

    Mostly Cloudy

    • 55
    • 62

    Mostly Cloudy

    • 55
    • 64

    Partly Sunny

    • 59
    • 73

    Partly Sunny

    • 59
    • 73

    Partly Sunny

    • 56
    • 69

    Partly Sunny

    • 54
    • 67

    Partly Sunny

Today 20 Sep San Francisco Peninsula Coast

Partly cloudy. Lows in the lower 50s. Highs in the upper 60s.

Tonight 20 Sep San Francisco Peninsula Coast

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Las Trancas Airport Temperature Statistics

September Temperature

San Jose, San Jose International Airport (26.7 miles)

  • Lowest 5 September, 2026

    54.6 °F

  • Average September

    70.5 °F

  • Highest 9 September, 2026

    97.6 °F

Climate (2021–2026)

San Jose, San Jose International Airport (26.7 miles)

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  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    62.1 °F

  • Average High 2021–2026

    72.8 °F
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