Serra Mesa Weather Forecast

    • 54
    • 71

    Patchy Fog

    • 52
    • 72

    Patchy Fog

    • 53
    • 76

    Mostly Sunny

    • 54
    • 78

    Partly Sunny

    • 53
    • 74

    Partly Sunny

    • 54
    • 74

    Partly Sunny

Today 13 Dec San Diego County Coastal Areas

Patchy fog this morning. Partly cloudy. Local visibility one quarter mile or less at Times this morning. Highs 65 to 69 near the coast to 70 to 74 inland. Light Winds becoming west 10 Mph this afternoon.

Tonight 13 Dec San Diego County Coastal Areas

Mostly cloudy. Patchy fog. Local visibility one quarter mile or less at Times. Lows 51 to 55. Light Winds.

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Serra Mesa Temperature Statistics

December Temperature

San Diego, Montgomery Field (0.6 miles)

  • Lowest 5 December, 2025

    45 °F

  • Average December

    59.7 °F

  • Highest 9 December, 2025

    81 °F

Climate (2020–Present)

San Diego, Montgomery Field (0.6 miles)

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  • Average Low 2020–2025

    55.8 °F

  • Average 2020–2025

    63.9 °F

  • Average High 2020–2025

    73 °F
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