W Greenway Park Weather Forecast

    • 63
    • 93

    Mostly Sunny

    • 64
    • 92

    Mostly Sunny

    • 65
    • 93

    Mostly Sunny

    • 66
    • 95

    Mostly Sunny

    • 66
    • 94

    Partly Sunny

    • 66
    • 93

    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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W Greenway Park Temperature Statistics

July Temperature

Ontario International Airport (3.7 miles)

  • Lowest 2 July, 2025

    58.6 °F

  • Average July

    76.1 °F

  • Highest 10 July, 2025

    98.7 °F

Climate (2020–Present)

Ontario International Airport (3.7 miles)

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  • Average Low 2020–2025

    55.5 °F

  • Average 2020–2025

    66.7 °F

  • Average High 2020–2025

    79.2 °F
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