San Jose Weather Forecast

    • 49
    • 71

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

    • 54
    • 79

    Sunny

    • 57
    • 85

    Sunny

    • 59
    • 89

    Sunny

    • 57
    • 89

    Sunny

Today 12 Oct Santa Clara Valley Including San Jose

Sunny. Patchy fog in the morning. Highs in the lower 70s. Southeast Winds up to 5 Mph increasing to northwest 10 to 15 Mph in the afternoon.

Tonight 12 Oct Santa Clara Valley Including San Jose

Mostly clear. Lows in the upper 40s. Northwest Winds 5 to 10 Mph.

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San Jose Temperature Statistics

October Temperature

San Jose, San Jose International Airport (1.9 miles)

  • Lowest 1 October, 2026

    58.6 °F

  • Average October

    74.6 °F

  • Highest 4 October, 2026

    94.6 °F

Climate (2021–2026)

San Jose, San Jose International Airport (1.9 miles)

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  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    62.2 °F

  • Average High 2021–2026

    72.8 °F
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