Gray Whale Cove State Beach (Devils Slide) Weather Forecast

    • 50
    • 55

    Mostly Cloudy

    • 51
    • 56

    Mostly Cloudy

    • 49
    • 54

    Breezy

    • 49
    • 56

    Breezy

    • 50
    • 58

    Partly Sunny

    • 50
    • 58

    Partly Sunny

Today 1 May San Francisco Peninsula Coast

Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 50s. Southwest Winds 5 to 10 Mph.

Tonight 1 May San Francisco Peninsula Coast

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s. West Winds 5 to 10 Mph.

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Gray Whale Cove State Beach (Devils Slide) Temperature Statistics

May Temperature

Half Moon Bay Airport (3.1 miles)

  • Lowest

  • Average May

  • Highest

Climate (2020–Present)

Half Moon Bay Airport (3.1 miles)

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  • Average Low 2020–2025

    47.9 °F
  • Average 2020–2025

    54.5 °F
  • Average High 2020–2025

    60.5 °F
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