South Bay Park Weather Forecast

    • 54
    • 64

    Mostly Cloudy

    • 54
    • 63

    Chance Rain Showers

    • 53
    • 60

    Chance Rain Showers

    • 49
    • 61

    Partly Sunny

    • 48
    • 64

    Partly Sunny

    • 49
    • 66

    Mostly Cloudy

Today 21 Jan San Diego County Coastal Areas

Areas of fog this morning. Mostly cloudy. Local visibility one quarter mile or less at Times this morning. Highs 64 to 67 near the coast to 70 inland. Light Winds.

Tonight 21 Jan San Diego County Coastal Areas

Mostly cloudy. Lows 50 to 53. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Bay Park Temperature Statistics

January Temperature

Imperial Beach Naval Outlying Field - Ream Field (1.2 miles)

  • Lowest 10 January, 2026

    37 °F

  • Average January

    57.8 °F

  • Highest 17 January, 2026

    75.9 °F

Climate (2021–Present)

Imperial Beach Naval Outlying Field - Ream Field (1.2 miles)

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  • Average Low 2021–2026

    56.5 °F

  • Average 2021–2026

    63.1 °F

  • Average High 2021–2026

    69 °F
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