De Anza Park Weather Forecast

    • 61
    • 86

    Mostly Sunny

    • 60
    • 86

    Mostly Sunny

    • 59
    • 86

    Sunny

    • 58
    • 81

    Mostly Sunny

    • 56
    • 75

    Partly Sunny

    • 55
    • 74

    Partly Sunny

    • 53
    • 71

    Rain Showers Likely

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

Partly cloudy with a chance of Showers. Highs 63 to 69.

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

Mostly clear. Lows around 56 in wind Sheltered Areas to 57 to 61 in warmer Locations. Areas of Winds east to 10 Mph.

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  • Temperature Real-Time

De Anza Park Temperature Statistics

November Temperature

Ontario International Airport (4.3 miles)

  • Lowest 2 November, 2026

    51.7 °F

  • Average November

    66.5 °F

  • Highest 7 November, 2026

    82.9 °F

Climate (2021–2026)

Ontario International Airport (4.3 miles)

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  • Average Low 2021–2026

    55.9 °F

  • Average 2021–2026

    67.3 °F

  • Average High 2021–2026

    79.4 °F
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