Downtown Palo Alto Weather Forecast

    • 50
    • 72

    Becoming Sunny

    • 51
    • 73

    Partly Sunny

    • 50
    • 73

    Mostly Sunny

    • 51
    • 78

    Mostly Sunny

    • 53
    • 79

    Mostly Sunny

    • 56
    • 88

    Mostly Sunny

Today 6 May San Francisco Bay Shoreline

Mostly cloudy in the morning then becoming sunny. Highs in the mid 60s to lower 70s. West Winds 5 to 15 Mph.

Tonight 6 May San Francisco Bay Shoreline

Mostly cloudy. Patchy fog. Lows in the mid 50s. West Winds 5 to 10 Mph.

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Downtown Palo Alto Temperature Statistics

May Temperature

Palo Alto Airport (2.5 miles)

  • Lowest 4 May, 2026

    48.2 °F

  • Average May

    60.1 °F

  • Highest 1 May, 2026

    64.4 °F

Climate (2021–Present)

Palo Alto Airport (2.5 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    67.4 °F
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