Lake Los Serranos Weather Forecast

    • 57
    • 90

    Sunny

    • 56
    • 83

    Becoming Sunny

    • 58
    • 86

    Mostly Sunny

    • 57
    • 85

    Partly Sunny

    • 55
    • 83

    Mostly Sunny

    • 55
    • 81

    Mostly Sunny

    • 53
    • 79

    Mostly Sunny

Today 30 Oct San Bernardino and Riverside County Valleys-The Inland Empire

Sunny. Highs 88 to 93. Light Winds becoming west to 10 Mph this afternoon.

Tonight 30 Oct San Bernardino and Riverside County Valleys-The Inland Empire

Clear. Lows 52 to 56 in wind Sheltered Areas to 55 to 61 in warmer Locations. Light Winds.

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Lake Los Serranos Temperature Statistics

October Temperature

Chino, Chino Airport (5 miles)

  • Lowest 16 October, 2025

    45 °F

  • Average October

    65.6 °F

  • Highest 28 October, 2025

    97 °F

Climate (2020–Present)

Chino, Chino Airport (5 miles)

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  • Average Low 2020–2025

    52.2 °F

  • Average 2020–2025

    65.9 °F

  • Average High 2020–2025

    80.8 °F
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