Grant Park Weather Forecast

    • 38
    • 54

    Increasing Clouds

    • 36
    • 55

    Mostly Sunny

    • 39
    • 59

    Sunny

    • 41
    • 60

    Mostly Sunny

    • 45
    • 60

    Chance Rain

    • 46
    • 58

    Chance Rain

Today 27 Dec San Francisco Bay Shoreline

Partly cloudy in the morning then becoming sunny. Highs in the mid 50s. Northwest Winds 5 to 10 Mph.

Tonight 27 Dec San Francisco Bay Shoreline

Mostly clear in the evening then becoming mostly cloudy. Lows near 40. Northeast Winds 5 to 10 Mph.

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Grant Park Temperature Statistics

December Temperature

San Jose, San Jose International Airport (8.1 miles)

  • Lowest 13 December, 2025

    37 °F

  • Average December

    52.4 °F

  • Highest 17 December, 2025

    70 °F

Climate (2020–Present)

San Jose, San Jose International Airport (8.1 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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