Santiago Peak Weather Forecast

    • 53
    • 60

    Mostly Sunny

    • 56
    • 66

    Mostly Sunny

    • 55
    • 65

    Mostly Sunny

    • 56
    • 65

    Mostly Sunny

    • 59
    • 70

    Mostly Sunny

    • 61
    • 73

    Mostly Sunny

Today 21 Jun Santa Ana Mountains and Foothills

Partly cloudy in the morning. Becoming mostly sunny. Highs 68 to 78. Areas of Winds south 10 to 15 Mph. Gusts to 25 Mph. Becoming 30 Mph in the afternoon.

Tonight 21 Jun Santa Ana Mountains and Foothills

Mostly clear in the evening. Becoming partly cloudy. Lows 49 to 54. Areas of Winds south 10 to 15 Mph. Gusts to 25 Mph in the evening.

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Santiago Peak Temperature Statistics

June Temperature

Corona Airport (13 miles)

  • Lowest 8 June, 2025

    55 °F

  • Average June

    69.9 °F

  • Highest 17 June, 2025

    93.9 °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

    78.1 °F
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