Weir Canyon Regional Park Weather Forecast

    • 57
    • 82

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

    • 52
    • 73

    Partly Sunny

    • 56
    • 80

    Sunny

    • 59
    • 83

    Sunny

    • 55
    • 80

    Partly Sunny

    • 53
    • 74

    Partly Sunny

Today 31 Jan Orange County Inland

Sunny. Highs 82 to 86. Areas of Winds east to 10 Mph becoming west this afternoon.

Tonight 31 Jan Orange County Inland

Mostly clear. Lows 54 to 58. Light Winds.

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Weir Canyon Regional Park Temperature Statistics

January Temperature

Corona Airport (8.7 miles)

  • Lowest 27 January, 2026

    35.1 °F

  • Average January

    60.2 °F

  • Highest 17 January, 2026

    84 °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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