Westwind Park Weather Forecast

    • 66
    • 92

    Chance Rain Showers

    • 61
    • 84

    Chance Rain Showers

    • 57
    • 81

    Partly Sunny

    • 57
    • 79

    Mostly Sunny

    • 59
    • 81

    Mostly Sunny

    • 61
    • 86

    Mostly Sunny

Today 31 May San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy. Highs 92 to 97. Light Winds becoming southwest 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 31 May San Bernardino and Riverside County Valleys-The Inland Empire

Mostly cloudy with a slight chance of Showers. Lows 59 to 66. Areas of Winds west 10 to 15 Mph in the evening becoming light. Chance of measurable precipitation 20 percent.

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Westwind Park Temperature Statistics

May Temperature

Ontario International Airport (2.5 miles)

  • Lowest 4 May, 2025

    53.7 °F

  • Average May

    68.7 °F

  • Highest 10 May, 2025

    103.6 °F

Climate (2020–Present)

Ontario International Airport (2.5 miles)

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  • Average Low 2020–2025

    55.6 °F

  • Average 2020–2025

    66.6 °F

  • Average High 2020–2025

    79.1 °F
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