San Jose Weather Forecast

    • 45
    • 61

    Mostly Cloudy

    • 50
    • 58

    Rain

    • 54
    • 62

    Rain Likely

    • 48
    • 61

    Rain

    • 44
    • 58

    Rain Likely

    • 44
    • 59

    Chance Rain

Today 30 Dec Santa Clara Valley Including San Jose

Mostly cloudy. Highs in the lower 60s. Northwest Winds around 5 Mph.

Tonight 30 Dec Santa Clara Valley Including San Jose

Cloudy. A chance of rain after midnight. Lows in the mid 40s. North Winds around 5 Mph.

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San Jose Temperature Statistics

December Temperature

San Jose, San Jose International Airport (1.9 miles)

  • Lowest 13 December, 2025

    37 °F

  • Average December

    52.2 °F

  • Highest 17 December, 2025

    70 °F

Climate (2020–Present)

San Jose, San Jose International Airport (1.9 miles)

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  • Average Low 2020–2025

    52 °F

  • Average 2020–2025

    61.6 °F

  • Average High 2020–2025

    72.4 °F
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