Grant Park Weather Forecast

    • 54
    • 84

    Mostly Sunny

    • 53
    • 81

    Mostly Sunny

    • 53
    • 79

    Mostly Sunny

    • 50
    • 76

    Partly Sunny

    • 50
    • 72

    Partly Sunny

    • 50
    • 70

    Partly Sunny

Today 21 May San Francisco Bay Shoreline

Sunny. Highs in the 70s to lower 80s. Northwest Winds up to 5 Mph increasing to 5 to 15 Mph in the afternoon.

Tonight 21 May San Francisco Bay Shoreline

Mostly clear. Lows in the lower 50s. Northwest Winds 10 to 15 Mph. Becoming west up to 5 Mph after midnight.

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Grant Park Temperature Statistics

May Temperature

San Jose, San Jose International Airport (8.1 miles)

  • Lowest 4 May, 2026

    48.7 °F

  • Average May

    63.9 °F

  • Highest 19 May, 2026

    86 °F

Climate (2021–Present)

San Jose, San Jose International Airport (8.1 miles)

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  • Average Low 2021–2026

    52.2 °F

  • Average 2021–2026

    61.9 °F

  • Average High 2021–2026

    72.7 °F
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