Sweetwater Summit Regional Park Weather Forecast

    • 62
    • 89

    Mostly Sunny

    • 59
    • 81

    Mostly Sunny

    • 57
    • 76

    Patchy Fog

    • 59
    • 78

    Patchy Fog

    • 60
    • 81

    Patchy Fog

    • 59
    • 81

    Patchy Fog

    • 58
    • 78

    Mostly Sunny

Today 29 Oct San Diego County Coastal Areas

Patchy fog this morning. Mostly sunny. Local visibility one quarter mile or less at Times this morning. Warmer. Highs 79 to 84 near the coast to 87 to 92 inland. Areas of Winds northeast to 10 Mph becoming northwest 10 Mph this afternoon.

Tonight 29 Oct San Diego County Coastal Areas

Mostly clear. Patchy fog overnight. Local visibility one quarter mile or less at Times overnight. Lows 56 to 61. Light Winds.

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Sweetwater Summit Regional Park Temperature Statistics

October Temperature

San Diego, Brown Field Municipal Airport (7.5 miles)

  • Lowest 16 October, 2025

    48.9 °F

  • Average October

    64.4 °F

  • Highest 18 October, 2025

    88 °F

Climate (2020–Present)

San Diego, Brown Field Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    54 °F

  • Average 2020–2025

    63.3 °F

  • Average High 2020–2025

    73.8 °F
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