Sierra Vista Open Space Preserve Weather Forecast

    • 40
    • 58

    Mostly Sunny

    • 41
    • 59

    Mostly Sunny

    • 44
    • 58

    Mostly Cloudy

    • 42
    • 61

    Mostly Sunny

    • 45
    • 62

    Partly Sunny

    • 45
    • 60

    Slight Chance Rain

    • 45
    • 61

    Partly Sunny

Today 23 Jan Eastern Santa Clara Hills

Sunny. Highs in the upper 50s. North Winds 5 to 10 Mph.

Tonight 23 Jan Eastern Santa Clara Hills

Mostly clear. Lows in the mid 30s to lower 40s. Northwest Winds 5 to 15 Mph.

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Sierra Vista Open Space Preserve Temperature Statistics

January Temperature

San Jose / Reid / Hillv (4.3 miles)

  • Lowest 10 January, 2026

    32 °F

  • Average January

    55 °F

  • Highest 16 January, 2026

    71.6 °F

Climate (2021–Present)

San Jose / Reid / Hillv (4.3 miles)

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  • Average Low 2021–2026

    51.7 °F

  • Average 2021–2026

    63.5 °F

  • Average High 2021–2026

    72.1 °F
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