Monterey Heights Park Weather Forecast

    • 68
    • 84

    Increasing Clouds

    • 69
    • 86

    Increasing Clouds

    • 72
    • 88

    Mostly Cloudy

    • 68
    • 83

    Partly Sunny

    • 65
    • 78

    Mostly Sunny

    • 68
    • 84

    Mostly Sunny

    • 69
    • 88

    Mostly Sunny

Today 24 Sep San Diego County Coastal Areas

Partly cloudy in the morning. Becoming mostly sunny. Highs 79 to 84 near the coast to 90 inland.

Tonight 24 Sep San Diego County Coastal Areas

Partly cloudy. Patchy fog. Lows 65 to 69. Light Winds.

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Monterey Heights Park Temperature Statistics

September Temperature

Gillespie Field Airport (7.5 miles)

  • Lowest 3 September, 2026

    57.2 °F

  • Average September

    75.7 °F

  • Highest 9 September, 2026

    107.6 °F

Climate (2021–2026)

Gillespie Field Airport (7.5 miles)

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  • Average Low 2021–2026

    53.6 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    76.3 °F
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