Rio De Los Angeles State Park Weather Forecast

    • 54
    • 74

    Gradual Clearing

    • 55
    • 76

    Partly Sunny

    • 55
    • 77

    Partly Sunny

    • 55
    • 77

    Mostly Sunny

    • 56
    • 76

    Mostly Sunny

    • 57
    • 81

    Mostly Sunny

Today 13 May Los Angeles County San Gabriel Valley

Cloudy this Morning, becoming partly cloudy. Highs in the mid 70s.

Tonight 13 May Los Angeles County San Gabriel Valley

Mostly clear in the Evening, becoming partly cloudy. Lows in the lower 50s.

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Rio De Los Angeles State Park Temperature Statistics

May Temperature

Los Angeles / USC Campus Downtown (5.6 miles)

  • Lowest 6 May, 2026

    53.7 °F

  • Average May

    65.6 °F

  • Highest 7 May, 2026

    78.7 °F

Climate (2021–Present)

Los Angeles / USC Campus Downtown (5.6 miles)

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  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    65.1 °F

  • Average High 2021–2026

    74.4 °F
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