Sleepy Valley Weather Forecast

    • 55
    • 84

    Increasing Clouds

    • 53
    • 79

    Partly Sunny

    • 51
    • 77

    Mostly Sunny

    • 52
    • 77

    Sunny

    • 53
    • 80

    Sunny

    • 56
    • 85

    Sunny

Today 17 Jun Western San Gabriel Mountains and Highway 14 Corridor

Sunny. Highs from the 80s to around 90 at low Elevations to the 70s at high Elevations. Southwest Winds 15 to 25 Mph.

Tonight 17 Jun Western San Gabriel Mountains and Highway 14 Corridor

Mostly clear. Lows in the 50s to around 60. Southwest Winds 15 to 25 Mph.

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Sleepy Valley Temperature Statistics

June Temperature

Los Angeles, Whiteman Airport (18 miles)

  • Lowest 3 June, 2026

    59 °F

  • Average June

    77 °F

  • Highest 12 June, 2026

    93.2 °F

Climate (2021–2026)

Los Angeles, Whiteman Airport (18 miles)

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  • Average Low 2021–2026

    60.4 °F

  • Average 2021–2026

    70.3 °F

  • Average High 2021–2026

    76.5 °F
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