Downtown San Jose Weather Forecast

    • 49
    • 71

    Increasing Clouds

    • 49
    • 66

    Mostly Cloudy

    • 45
    • 66

    Partly Sunny

    • 46
    • 71

    Partly Sunny

    • 49
    • 74

    Partly Sunny

    • 49
    • 73

    Partly Sunny

Today 24 Apr Santa Clara Valley Including San Jose

Mostly cloudy late in the morning then becoming partly cloudy. Highs around 70. Northwest Winds 5 to 15 Mph.

Tonight 24 Apr Santa Clara Valley Including San Jose

Mostly clear in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the upper 40s. Northwest Winds 5 to 15 Mph. Becoming southwest around 5 Mph after midnight.

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Downtown San Jose Temperature Statistics

April Temperature

San Jose, San Jose International Airport (2.5 miles)

  • Lowest 3 April, 2026

    46.7 °F

  • Average April

    61.5 °F

  • Highest 5 April, 2026

    85.6 °F

Climate (2021–Present)

San Jose, San Jose International Airport (2.5 miles)

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  • Average Low 2021–2026

    52.2 °F

  • Average 2021–2026

    61.9 °F

  • Average High 2021–2026

    72.7 °F
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