El Cajon City Park Weather Forecast

    • 62
    • 81

    Becoming Sunny

    • 63
    • 82

    Partly Sunny

    • 65
    • 82

    Partly Sunny

    • 66
    • 85

    Mostly Sunny

    • 66
    • 85

    Mostly Sunny

    • 64
    • 83

    Mostly Sunny

Today 9 Jun San Diego County Inland Valleys

Partly cloudy this morning. Becoming sunny. Highs 76 to 80 in the western Valleys to 79 to 84 near the Foothills. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph this afternoon.

Tonight 9 Jun San Diego County Inland Valleys

Clear this evening. Becoming partly cloudy. Lows 57 to 61. Areas of Winds west to 10 Mph this evening becoming light.

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  • Temperature Real-Time

El Cajon City Park Temperature Statistics

June Temperature

Gillespie Field Airport (1.9 miles)

  • Lowest 1 June, 2026

    59 °F

  • Average June

    64.7 °F

  • Highest 3 June, 2026

    80.6 °F

Climate (2021–Present)

Gillespie Field Airport (1.9 miles)

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  • Average Low 2021–2026

    53.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    76.2 °F
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