Portola Valley Ranch Weather Forecast

    • 48
    • 70

    Decreasing Clouds

    • 50
    • 68

    Rain

    • 48
    • 63

    Rain Showers

    • 46
    • 64

    Slight Chance Rain

    • 46
    • 67

    Mostly Sunny

    • 48
    • 69

    Partly Sunny

Today 19 Apr San Francisco Bay Shoreline

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

Tonight 19 Apr San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly clear. A chance of rain after midnight. Lows in the lower 50s. Southwest Winds 5 to 15 Mph. Becoming south 5 to 10 Mph after midnight.

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  • Temperature Real-Time

Portola Valley Ranch Temperature Statistics

April Temperature

Palo Alto Airport (8.1 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 (8.1 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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