Weir Canyon Regional Park Weather Forecast

    • 58
    • 80

    Mostly Sunny

    • 53
    • 79

    Breezy

    • 53
    • 78

    Partly Sunny

    • 52
    • 76

    Partly Sunny

    • 50
    • 75

    Mostly Sunny

    • 49
    • 71

    Partly Sunny

Today 16 Jan Orange County Inland

Mostly sunny. Highs around 80. Light Winds.

Tonight 16 Jan Orange County Inland

Mostly clear in the evening. Becoming partly cloudy. Lows 52 to 56. Areas of Winds northeast to 10 Mph. Gusts to 25 Mph overnight.

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Weir Canyon Regional Park Temperature Statistics

January Temperature

Corona Airport (8.7 miles)

  • Lowest 8 January, 2026

    37.9 °F

  • Average January

    58.1 °F

  • Highest 13 January, 2026

    80.1 °F

Climate (2021–Present)

Corona Airport (8.7 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    64.8 °F

  • Average High 2021–2026

    78 °F
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