Sierra Vista Open Space Preserve Weather Forecast

    • 49
    • 63

    Rain

    • 44
    • 55

    Rain Showers

    • 44
    • 58

    Chance Rain

    • 45
    • 64

    Mostly Sunny

    • 47
    • 66

    Partly Sunny

    • 47
    • 64

    Partly Sunny

    • 46
    • 63

    Mostly Sunny

Today 20 Apr Eastern Santa Clara Hills

Sunny in the morning then becoming partly cloudy. A chance of rain in the afternoon. Highs in the lower 60s. South Winds 10 to 20 Mph.

Tonight 20 Apr Eastern Santa Clara Hills

Showers likely and a slight chance of Thunderstorms in the Evening, then rain after midnight. Some Thunderstorms may produce small hail in the evening. Lows in the 40s. Southwest Winds 10 to 20 Mph. Becoming south 5 to 10 Mph after midnight.

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Sierra Vista Open Space Preserve Temperature Statistics

April Temperature

San Jose / Reid / Hillv (4.3 miles)

  • Lowest 3 April, 2026

    44.6 °F

  • Average April

    64.1 °F

  • Highest 5 April, 2026

    87.8 °F

Climate (2021–Present)

San Jose / Reid / Hillv (4.3 miles)

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  • Average Low 2021–2026

    51.9 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    72.3 °F
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