Rialto Weather Forecast

    • 48
    • 64

    Decreasing Clouds

    • 48
    • 78

    Mostly Sunny

    • 56
    • 87

    Mostly Sunny

    • 56
    • 87

    Mostly Sunny

    • 55
    • 84

    Mostly Sunny

    • 54
    • 83

    Partly Sunny

    • 54
    • 82

    Mostly Sunny

Today 20 Apr San Bernardino and Riverside County Valleys

Mostly clear. Lows 45 to 53. Areas of Winds west 15 Mph with Gusts to 25 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rialto Temperature Statistics

April Temperature

Corona Airport (19.3 miles)

  • Lowest 17 April, 2018

    39.9 °F
  • Average April

    64.9 °F
  • Highest 9 April, 2018

    96.1 °F

Climate (2010–Present)

Corona Airport (19.3 miles)

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  • Average Low 2010–Present

    53 °F
  • Average 2010–Present

    66.5 °F
  • Average High 2010–Present

    78.9 °F
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