William Street Park Weather Forecast

    • 47
    • 76

    Increasing Clouds

    • 45
    • 74

    Mostly Sunny

    • 47
    • 72

    Partly Sunny

    • 47
    • 71

    Partly Sunny

    • 49
    • 70

    Rain Likely

    • 45
    • 63

    Chance Rain

    • 45
    • 62

    Chance Rain

Today 18 Mar Santa Clara Valley Including San Jose

Sunny. Highs in the mid 70s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

William Street Park Temperature Statistics

March Temperature

San Jose / Reid / Hillv (2.5 miles)

  • Lowest 8 March, 2024

    39.2 °F
  • Average March

    56.3 °F
  • Highest 15 March, 2024

    71.6 °F

Climate (2019–Present)

San Jose / Reid / Hillv (2.5 miles)

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  • Average Low 2019–2024

    51.8 °F
  • Average 2019–2024

    63.7 °F
  • Average High 2019–2024

    72.4 °F
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