Sweetwater Summit Regional Park Weather Forecast

    • 42
    • 61

    Increasing Clouds

    • 40
    • 62

    Becoming Sunny

    • 42
    • 63

    Patchy Fog

    • 44
    • 67

    Mostly Sunny

    • 43
    • 66

    Partly Sunny

    • 44
    • 69

    Mostly Sunny

    • 46
    • 72

    Mostly Sunny

Today 17 Jan San Diego County Coastal Areas

Partly cloudy this morning. Becoming mostly sunny. Highs around 60. Light Winds becoming west 10 Mph this afternoon.

Tonight 17 Jan San Diego County Coastal Areas

Partly cloudy this evening. Becoming mostly cloudy. Lows 35 to 44. Light Winds.

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  • Temperature Real-Time

Sweetwater Summit Regional Park Temperature Statistics

January Temperature

San Diego, Brown Field Municipal Airport (7.5 miles)

  • Lowest 4 January, 2025

    38.6 °F

  • Average January

    56.4 °F

  • Highest 5 January, 2025

    77.6 °F

Climate (2020–Present)

San Diego, Brown Field Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    54.1 °F

  • Average 2020–2025

    63 °F

  • Average High 2020–2025

    73.3 °F
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