Downing - Whitethorne Weather Forecast

    • 42
    • 67

    Sunny

    • 45
    • 70

    Mostly Sunny

    • 49
    • 75

    Mostly Sunny

    • 48
    • 80

    Sunny

    • 46
    • 75

    Partly Sunny

    • 45
    • 72

    Mostly Sunny

    • 47
    • 74

    Sunny

Today 5 Mar Santa Clara Valley Including San Jose

Sunny, breezy. Highs in the mid 60s. Northwest Winds 15 to 20 Mph. Becoming 20 to 30 Mph in the afternoon.

Tonight 5 Mar Santa Clara Valley Including San Jose

Clear. Lows in the lower 40s. Northwest Winds 10 to 20 Mph. Gusts up to 35 Mph in the evening.

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Downing - Whitethorne Temperature Statistics

March Temperature

San Jose, San Jose International Airport (3.7 miles)

  • Lowest 2 March, 2026

    53.1 °F

  • Average March

    59.7 °F

  • Highest 1 March, 2026

    70.6 °F

Climate (2021–Present)

San Jose, San Jose International Airport (3.7 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    61.6 °F

  • Average High 2021–2026

    72.5 °F
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