Etiwanda Creek Park Weather Forecast

    • 62
    • 87

    Mostly Sunny

    • 68
    • 94

    Mostly Sunny

    • 62
    • 93

    Mostly Sunny

    • 59
    • 87

    Mostly Sunny

    • 57
    • 85

    Mostly Sunny

    • 56
    • 81

    Mostly Sunny

Today 22 Jun San Bernardino and Riverside County Valleys-The Inland Empire

Partly cloudy this morning. Becoming sunny. Warmer. Highs 85 to 93. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 22 Jun San Bernardino and Riverside County Valleys-The Inland Empire

Mostly clear. Lows 56 to 59 in wind Sheltered Areas to 57 to 63 in warmer Locations. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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Etiwanda Creek Park Temperature Statistics

June Temperature

Ontario International Airport (6.8 miles)

  • Lowest 1 June, 2026

    58.6 °F

  • Average June

    74.8 °F

  • Highest 12 June, 2026

    99.6 °F

Climate (2021–2026)

Ontario International Airport (6.8 miles)

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  • Average Low 2021–2026

    55.8 °F

  • Average 2021–2026

    67.1 °F

  • Average High 2021–2026

    79.3 °F
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