Alderbrook Weather Forecast

    • 53
    • 79

    Mostly Sunny

    • 53
    • 76

    Increasing Clouds

    • 52
    • 71

    Partly Sunny

    • 55
    • 78

    Mostly Sunny

    • 58
    • 86

    Sunny

    • 58
    • 87

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

Today 25 Sep Santa Clara Valley Including San Jose

Sunny. Highs near 80. Northwest Winds 10 to 15 Mph.

Tonight 25 Sep Santa Clara Valley Including San Jose

Mostly clear. Lows in the lower 50s. Northwest Winds 5 to 10 Mph. Gusts up to 25 Mph late in the evening.

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  • Temperature Real-Time

Alderbrook Temperature Statistics

September Temperature

San Jose, San Jose International Airport (6.2 miles)

  • Lowest 5 September, 2026

    54.6 °F

  • Average September

    69.9 °F

  • Highest 9 September, 2026

    97.6 °F

Climate (2021–2026)

San Jose, San Jose International Airport (6.2 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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