Walnut Canyon Reservoir Weather Forecast

    • 57
    • 81

    Sunny

    • 63
    • 94

    Sunny

    • 62
    • 94

    Partly Sunny

    • 57
    • 87

    Mostly Sunny

    • 59
    • 88

    Mostly Sunny

    • 61
    • 92

    Mostly Sunny

Today 11 Mar Orange County Inland

Mostly sunny. Warmer. Highs 78 to 82. Light Winds becoming west 10 Mph this afternoon.

Tonight 11 Mar Orange County Inland

Clear. Lows 53 to 59. Light Winds becoming west to 10 Mph overnight.

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Walnut Canyon Reservoir Temperature Statistics

March Temperature

Corona Airport (9.3 miles)

  • Lowest 3 March, 2026

    42.1 °F

  • Average March

    62.9 °F

  • Highest 8 March, 2026

    86 °F

Climate (2021–Present)

Corona Airport (9.3 miles)

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  • Average Low 2021–2026

    52.2 °F

  • Average 2021–2026

    65 °F

  • Average High 2021–2026

    78.1 °F
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