Lake Los Serranos Weather Forecast

    • 62
    • 91

    Mostly Sunny

    • 62
    • 90

    Mostly Sunny

    • 64
    • 91

    Mostly Sunny

    • 65
    • 93

    Mostly Sunny

    • 65
    • 92

    Partly Sunny

    • 65
    • 91

    Mostly Sunny

Today 31 Jul San Bernardino and Riverside County Valleys-The Inland Empire

Mostly sunny. Highs 91 to 98. Light Winds becoming west 10 to 15 Mph this afternoon.

Tonight 31 Jul San Bernardino and Riverside County Valleys-The Inland Empire

Mostly clear. Lows 58 to 63. Areas of Winds west 10 Mph in the evening becoming light.

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Lake Los Serranos Temperature Statistics

July Temperature

Chino, Chino Airport (5 miles)

  • Lowest 25 July, 2025

    53.7 °F

  • Average July

    74.7 °F

  • Highest 10 July, 2025

    98.7 °F

Climate (2020–Present)

Chino, Chino Airport (5 miles)

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  • Average Low 2020–2025

    52.4 °F

  • Average 2020–2025

    66.1 °F

  • Average High 2020–2025

    81.1 °F
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