Cucamonga-Guasti Regional Park Weather Forecast

    • 46
    • 75

    Sunny

    • 45
    • 71

    Blowing Dust

    • 44
    • 64

    Mostly Sunny

    • 45
    • 72

    Mostly Sunny

    • 46
    • 70

    Partly Sunny

    • 46
    • 67

    Mostly Sunny

Today 26 Feb San Bernardino and Riverside County Valleys-The Inland Empire

Mostly sunny. Highs 73 to 78. Light Winds.

Tonight 26 Feb San Bernardino and Riverside County Valleys-The Inland Empire

Clear. Lows 39 to 46. Light Winds.

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Cucamonga-Guasti Regional Park Temperature Statistics

February Temperature

Ontario International Airport (1.2 miles)

  • Lowest 14 February, 2021

    41 °F
  • Average February

    56.9 °F
  • Highest 22 February, 2021

    81 °F

Climate (2010–Present)

Ontario International Airport (1.2 miles)

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  • Average Low 2010–Present

    56.2 °F
  • Average 2010–Present

    66.4 °F
  • Average High 2010–Present

    79.3 °F
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