Santiago Peak Weather Forecast

    • 46
    • 57

    Decreasing Clouds

    • 48
    • 54

    Increasing Clouds

    • 47
    • 58

    Mostly Cloudy

    • 32
    • 53

    Chance Snow Showers

    • 34
    • 42

    Chance Rain/Snow

    • 39
    • 42

    Mostly Cloudy

    • 43
    • 50

    Partly Sunny

Today 30 Apr Santa Ana Mountains and Foothills

Patchy fog this morning. Partly cloudy. Highs 67 to 75. Areas of Winds southwest to 10 Mph. Becoming 10 to 15 Mph with Gusts to 30 Mph this afternoon.

Tonight 30 Apr Santa Ana Mountains and Foothills

Partly cloudy this evening. Becoming mostly cloudy. Patchy fog overnight. Lows 44 to 50. Areas of Winds southwest 10 to 15 Mph with Gusts to 25 Mph this evening becoming light.

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Santiago Peak Temperature Statistics

April Temperature

Corona Airport (13 miles)

  • Lowest 4 April, 2025

    39 °F

  • Average April

    61.1 °F

  • Highest 11 April, 2025

    88 °F

Climate (2020–Present)

Corona Airport (13 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    65.1 °F

  • Average High 2020–2025

    78.2 °F
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