Cypress Park Weather Forecast

    • 39
    • 57

    Mostly Sunny

    • 46
    • 67

    Mostly Sunny

    • 49
    • 74

    Mostly Sunny

    • 53
    • 79

    Partly Sunny

    • 55
    • 78

    Partly Sunny

    • 55
    • 77

    Partly Sunny

    • 57
    • 80

    Partly Sunny

Today 20 Feb San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy this morning. Becoming mostly sunny. Patchy dense fog and frost in Colder. Wind Sheltered Locations this morning. Highs 52 to 58. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 20 Feb San Bernardino and Riverside County Valleys-The Inland Empire

Clear. Patchy frost in Colder. Wind Sheltered Locations overnight. Lows around 33 in wind Sheltered Areas to 34 to 40 in warmer Locations. Light Winds becoming east to 10 Mph overnight.

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  • Temperature Real-Time

Cypress Park Temperature Statistics

February Temperature

Ontario International Airport (5 miles)

  • Lowest 17 February, 2026

    46 °F

  • Average February

    60.6 °F

  • Highest 4 February, 2026

    87.7 °F

Climate (2021–Present)

Ontario International Airport (5 miles)

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  • Average Low 2021–2026

    55.6 °F

  • Average 2021–2026

    66.7 °F

  • Average High 2021–2026

    79.1 °F
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