Cinco de Mayo Weather Forecast

    • 58
    • 81

    Mostly Sunny

    • 54
    • 80

    Increasing Clouds

    • 54
    • 69

    Mostly Cloudy

    • 53
    • 71

    Partly Sunny

    • 56
    • 72

    Mostly Cloudy

    • 53
    • 68

    Chance Rain

    • 54
    • 66

    Chance Rain

Today 20 Oct Santa Clara Valley Including San Jose

Sunny. Highs in the lower 80s. Northwest Winds around 5 Mph.

Tonight 20 Oct Santa Clara Valley Including San Jose

Clear. Lows in the upper 50s. Northwest Winds around 5 Mph. Becoming south after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Cinco de Mayo Temperature Statistics

October Temperature

San Jose, San Jose International Airport (3.7 miles)

  • Lowest 14 October, 2025

    48.9 °F

  • Average October

    63.8 °F

  • Highest 6 October, 2025

    86 °F

Climate (2020–Present)

San Jose, San Jose International Airport (3.7 miles)

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

  • Average Low 2020–2025

    51.8 °F

  • Average 2020–2025

    61.5 °F

  • Average High 2020–2025

    72.4 °F
Get WillyWeather+ to remove ads