Brianna Weather Forecast

    • 47
    • 72

    Increasing Clouds

    • 50
    • 72

    Rain Showers Likely

    • 49
    • 71

    Rain Showers Likely

    • 47
    • 69

    Chance Rain Showers

    • 46
    • 71

    Mostly Sunny

    • 48
    • 74

    Mostly Sunny

Today 19 Oct Santa Clara Valley Including San Jose

Sunny late in the morning then becoming partly cloudy. Highs in the lower 70s. Northwest Winds 5 to 15 Mph.

Tonight 19 Oct Santa Clara Valley Including San Jose

Mostly cloudy. Areas of fog after midnight. Lows in the upper 40s. Northwest Winds 5 to 15 Mph. Becoming southwest up to 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brianna Temperature Statistics

October Temperature

San Jose / Reid / Hillv (7.5 miles)

  • Lowest 11 October, 2026

    48.2 °F

  • Average October

    74.6 °F

  • Highest 3 October, 2026

    96.8 °F

Climate (2021–2026)

San Jose / Reid / Hillv (7.5 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    63.8 °F

  • Average High 2021–2026

    72.3 °F
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