Alta Loma Weather Forecast

    • 56
    • 79

    Mostly Sunny

    • 57
    • 80

    Mostly Sunny

    • 61
    • 84

    Mostly Sunny

    • 62
    • 91

    Mostly Sunny

    • 61
    • 93

    Sunny

    • 60
    • 89

    Sunny

Today 18 Oct San Bernardino and Riverside County Valleys

Mostly sunny. Highs 78 to 83. Light Winds.

Tonight 18 Oct San Bernardino and Riverside County Valleys

Mostly clear. Lows 49 to 55. Light Winds.

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Alta Loma Temperature Statistics

October Temperature

Chino, Chino Airport (9.9 miles)

  • Lowest 1 October, 2019

    46.9 °F
  • Average October

    67.7 °F
  • Highest 6 October, 2019

    96.1 °F

Climate (2010–Present)

Chino, Chino Airport (9.9 miles)

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  • Average Low 2010–Present

    54.1 °F
  • Average 2010–Present

    66.3 °F
  • Average High 2010–Present

    81.7 °F
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