Buena Vista Weather Forecast

    • 61
    • 92

    Becoming Sunny

    • 57
    • 85

    Mostly Sunny

    • 55
    • 77

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

Today 10 Sep Santa Clara Valley Including San Jose

Partly cloudy in the morning then becoming sunny. Highs in the lower to mid 90s. Northwest Winds up to 5 Mph increasing to 5 to 15 Mph in the afternoon.

Tonight 10 Sep Santa Clara Valley Including San Jose

Partly cloudy. Lows in the 70s. Northwest Winds up to 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Buena Vista Temperature Statistics

September Temperature

San Jose, San Jose International Airport (2.5 miles)

  • Lowest 5 September, 2026

    54.6 °F

  • Average September

    69.7 °F

  • Highest 8 September, 2026

    91.9 °F

Climate (2021–2026)

San Jose, San Jose International Airport (2.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    62.1 °F

  • Average High 2021–2026

    72.8 °F
Get WillyWeather+ to remove ads