Heritage Park Weather Forecast

    • 44
    • 57

    Chance Rain Showers

    • 37
    • 54

    Increasing Clouds

    • 37
    • 54

    Mostly Sunny

    • 38
    • 58

    Sunny

    • 40
    • 60

    Mostly Sunny

    • 43
    • 59

    Mostly Cloudy

    • 46
    • 58

    Chance Rain Showers

Today 26 Dec Santa Clara Valley Including San Jose

Showers likely and a slight chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Highs in the mid 50s. South Winds 10 to 20 Mph.

Tonight 26 Dec Santa Clara Valley Including San Jose

Mostly cloudy. A chance of rain. Lows in the mid 40s. South Winds 5 to 10 Mph. Becoming west after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heritage Park Temperature Statistics

December Temperature

San Jose, San Jose International Airport (5 miles)

  • Lowest 13 December, 2025

    37 °F

  • Average December

    52.3 °F

  • Highest 17 December, 2025

    70 °F

Climate (2020–Present)

San Jose, San Jose International Airport (5 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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