Sierra Weather Forecast

    • 54
    • 77

    Becoming Sunny

    • 56
    • 79

    Partly Sunny

    • 58
    • 84

    Mostly Sunny

    • 59
    • 84

    Mostly Sunny

    • 60
    • 86

    Partly Sunny

    • 61
    • 86

    Partly Sunny

Today 7 Jul Santa Clara Valley Including San Jose

Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the mid 70s to lower 80s. Northwest Winds 5 to 15 Mph.

Tonight 7 Jul Santa Clara Valley Including San Jose

Mostly cloudy. Patchy fog. Lows in the mid 50s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sierra Temperature Statistics

July Temperature

San Jose / Reid / Hillv (1.9 miles)

  • Lowest 5 July, 2026

    57.2 °F

  • Average July

    73.1 °F

  • Highest 3 July, 2026

    82.4 °F

Climate (2021–2026)

San Jose / Reid / Hillv (1.9 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    72.3 °F
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