Portola State Park Weather Forecast

    • 47
    • 68

    Decreasing Clouds

    • 51
    • 64

    Rain

    • 48
    • 58

    Rain Showers

    • 46
    • 61

    Slight Chance Rain

    • 46
    • 64

    Partly Sunny

    • 49
    • 66

    Partly Sunny

Today 19 Apr Santa Cruz Mountains

Mostly cloudy in the morning then becoming sunny. Highs in the 50s to upper 60s. South Winds 5 to 10 Mph.

Tonight 19 Apr Santa Cruz Mountains

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

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Portola State Park Temperature Statistics

April Temperature

Palo Alto Airport (14.9 miles)

  • Lowest 3 April, 2026

    42.8 °F

  • Average April

    61.2 °F

  • Highest 5 April, 2026

    80.6 °F

Climate (2021–Present)

Palo Alto Airport (14.9 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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