Willow Glen South - Lincoln Glen Weather Forecast

    • 53
    • 63

    Rain

    • 50
    • 60

    Rain

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    • 60

    Rain Showers

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    Rain

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    Rain

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    Rain

Today 21 Dec Santa Clara Valley Including San Jose

Rain likely in the Morning, then rain in the afternoon. Highs in the lower 60s. South Winds 10 to 20 Mph.

Tonight 21 Dec Santa Clara Valley Including San Jose

Patchy fog. Rain likely. Lows in the upper 50s. South Winds 5 to 10 Mph.

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Willow Glen South - Lincoln Glen Temperature Statistics

December Temperature

San Jose, San Jose International Airport (5.6 miles)

  • Lowest 13 December, 2025

    37 °F

  • Average December

    49.8 °F

  • Highest 17 December, 2025

    70 °F

Climate (2020–Present)

San Jose, San Jose International Airport (5.6 miles)

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  • Average Low 2020–2025

    51.9 °F

  • Average 2020–2025

    61.5 °F

  • Average High 2020–2025

    72.4 °F
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