San Diego Bay National Wildlife Refuge Weather Forecast

    • 61
    • 70

    Increasing Clouds

    • 60
    • 67

    Mostly Cloudy

    • 59
    • 67

    Partly Sunny

    • 60
    • 70

    Mostly Cloudy

    • 60
    • 69

    Mostly Cloudy

    • 60
    • 68

    Mostly Cloudy

Today 21 Oct San Diego County Coastal Areas

Patchy fog in the morning. Partly cloudy. Highs 69 to 74 near the coast to 74 to 78 inland. Light Winds becoming west 10 Mph in the afternoon.

Tonight 21 Oct San Diego County Coastal Areas

Partly cloudy in the evening. Becoming mostly cloudy overnight with patchy fog. Lows 55 to 60. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Diego Bay National Wildlife Refuge Temperature Statistics

October Temperature

Imperial Beach Naval Outlying Field - Ream Field (4.3 miles)

  • Lowest 16 October, 2025

    52 °F

  • Average October

    64.4 °F

  • Highest 18 October, 2025

    82.9 °F

Climate (2020–Present)

Imperial Beach Naval Outlying Field - Ream Field (4.3 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    63.3 °F

  • Average High 2020–2025

    69.1 °F
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