Milpitas Weather Forecast

    • 59
    • 77

    Increasing Clouds

    • 60
    • 79

    Mostly Sunny

    • 64
    • 88

    Sunny

    • 62
    • 89

    Sunny

    • 62
    • 87

    Mostly Sunny

    • 59
    • 84

    Partly Sunny

    • 59
    • 81

    Partly Sunny

Today 13 Sep Santa Clara Valley Including San Jose

Sunny. Highs in the upper 70s to mid 80s. Northwest Winds 10 to 15 Mph.

Tonight 13 Sep Santa Clara Valley Including San Jose

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s. Northwest Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Milpitas Temperature Statistics

September Temperature

San Jose, San Jose International Airport (4.3 miles)

  • Lowest 3 September, 2025

    60.1 °F

  • Average September

    69.1 °F

  • Highest 1 September, 2025

    89.1 °F

Climate (2020–Present)

San Jose, San Jose International Airport (4.3 miles)

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  • Average Low 2020–2025

    51.8 °F

  • Average 2020–2025

    61.5 °F

  • Average High 2020–2025

    72.6 °F
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