Old Gilroy Weather Forecast

    • 48
    • 77

    Mostly Cloudy

    • 48
    • 72

    Partly Sunny

    • 47
    • 76

    Mostly Sunny

    • 49
    • 77

    Mostly Sunny

    • 50
    • 78

    Partly Sunny

    • 48
    • 67

    Mostly Cloudy

    • 48
    • 66

    Mostly Cloudy

Today 18 Apr Santa Clara Valley Including San Jose

Partly cloudy. Highs in the upper 70s. West Winds 5 to 15 Mph.

Tonight 18 Apr Santa Clara Valley Including San Jose

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s. South Winds 5 to 15 Mph.

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Old Gilroy Temperature Statistics

April Temperature

South County Airport of Santa Clara County (6.8 miles)

  • Lowest 6 April, 2024

    35.6 °F

  • Average April

    54.5 °F

  • Highest 11 April, 2024

    82.4 °F

Climate (2019–Present)

South County Airport of Santa Clara County (6.8 miles)

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  • Average Low 2019–2024

    47.6 °F

  • Average 2019–2024

    58.7 °F

  • Average High 2019–2024

    73.4 °F
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