Rancho Mira Loma Park Weather Forecast

    • 56
    • 81

    Decreasing Clouds

    • 56
    • 77

    Chance Rain Showers

    • 55
    • 69

    Rain Showers Likely

    • 48
    • 64

    Chance Rain Showers

    • 47
    • 67

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

Today 9 Apr San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy. Highs 78 to 83. Areas of Winds south to 10 Mph becoming west with Gusts to 30 Mph this afternoon.

Tonight 9 Apr San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy. Lows 49 to 52 in wind Sheltered Areas to 51 to 57 in warmer Locations. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rancho Mira Loma Park Temperature Statistics

April Temperature

Ontario International Airport (3.7 miles)

  • Lowest 3 April, 2026

    50.6 °F

  • Average April

    69 °F

  • Highest 4 April, 2026

    89.7 °F

Climate (2021–Present)

Ontario International Airport (3.7 miles)

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  • Average Low 2021–2026

    55.8 °F

  • Average 2021–2026

    67 °F

  • Average High 2021–2026

    79.4 °F
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