Monticello Weather Forecast

    • 60
    • 94

    Sunny

    • 61
    • 94

    Sunny

    • 59
    • 95

    Mostly Sunny

    • 52
    • 86

    Partly Sunny

    • 51
    • 83

    Partly Sunny

    • 52
    • 82

    Mostly Cloudy

Today 18 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 18 Mar Santa Clara Valley Including San Jose

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

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Monticello Temperature Statistics

March Temperature

San Jose / Reid / Hillv (3.1 miles)

  • Lowest 11 March, 2026

    44.6 °F

  • Average March

    63.4 °F

  • Highest 16 March, 2026

    86 °F

Climate (2021–Present)

San Jose / Reid / Hillv (3.1 miles)

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    63.6 °F

  • Average High 2021–2026

    72.2 °F
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