Harbison Canyon Weather Forecast

    • 62
    • 90

    Mostly Sunny

    • 61
    • 88

    Mostly Sunny

    • 60
    • 86

    Mostly Sunny

    • 60
    • 84

    Partly Sunny

    • 60
    • 83

    Patchy Fog

    • 58
    • 83

    Patchy Fog

Today 15 Jun San Diego County Inland Valleys

Partly cloudy this morning. Becoming mostly sunny. Warmer. Highs 83 to 87 in the western Valleys to 92 to 97 near the Foothills. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 15 Jun San Diego County Inland Valleys

Mostly clear. Lows 57 to 63. Areas of Winds west to 10 Mph in the evening becoming light.

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Harbison Canyon Temperature Statistics

June Temperature

Gillespie Field Airport (8.1 miles)

  • Lowest 4 June, 2025

    59 °F

  • Average June

    64.6 °F

  • Highest 1 June, 2025

    86 °F

Climate (2020–Present)

Gillespie Field Airport (8.1 miles)

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  • Average Low 2020–2025

    53 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    76 °F
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