Alexander Weather Forecast

    • 56
    • 83

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 56
    • 84

    Mostly Sunny

    • 56
    • 82

    Partly Sunny

Today 14 Sep Santa Clara Valley Including San Jose

Sunny. Highs in the 80s. Southwest Winds 5 to 10 Mph. Becoming northwest 10 to 20 Mph in the afternoon.

Tonight 14 Sep Santa Clara Valley Including San Jose

Mostly clear. Lows in the mid 50s. Northwest Winds 10 to 15 Mph. Becoming south around 5 Mph after midnight.

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Alexander Temperature Statistics

September Temperature

San Jose / Reid / Hillv (2.5 miles)

  • Lowest 7 September, 2026

    53.6 °F

  • Average September

    74.7 °F

  • Highest 9 September, 2026

    98.6 °F

Climate (2021–2026)

San Jose / Reid / Hillv (2.5 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    72.3 °F
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