Westmont Weather Forecast

    • 61
    • 93

    Sunny

    • 58
    • 93

    Mostly Sunny

    • 52
    • 84

    Partly Sunny

    • 50
    • 81

    Mostly Sunny

    • 51
    • 80

    Partly Sunny

    • 47
    • 80

    Mostly Sunny

Today 19 Mar Santa Clara Valley Including San Jose

Sunny. Highs in the lower 90s. Light Winds. Becoming northwest 5 to 10 Mph in the afternoon.

Tonight 19 Mar Santa Clara Valley Including San Jose

Clear. Lows near 60. Northwest Winds 5 to 10 Mph in the evening. Becoming light.

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Westmont Temperature Statistics

March Temperature

San Jose, San Jose International Airport (6.8 miles)

  • Lowest 11 March, 2026

    45 °F

  • Average March

    60.8 °F

  • Highest 16 March, 2026

    84 °F

Climate (2021–Present)

San Jose, San Jose International Airport (6.8 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    61.7 °F

  • Average High 2021–2026

    72.5 °F
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