Jamacha Lomita Weather Forecast

    • 52
    • 73

    Increasing Clouds

    • 52
    • 69

    Mostly Cloudy

    • 52
    • 72

    Mostly Cloudy

    • 53
    • 71

    Mostly Cloudy

    • 58
    • 69

    Rain

    • 57
    • 67

    Rain

Today 19 Dec San Diego County Coastal Areas

Partly cloudy this morning. Becoming mostly sunny. Areas of fog this morning. Local visibility one quarter mile or less at Times this morning. Highs 66 to 70 near the coast to 72 to 75 inland. Light Winds.

Tonight 19 Dec San Diego County Coastal Areas

Partly cloudy in the evening. Becoming mostly cloudy overnight with patchy fog. Lows 49 to 53. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jamacha Lomita Temperature Statistics

December Temperature

Gillespie Field Airport (8.1 miles)

  • Lowest 5 December, 2025

    39.2 °F

  • Average December

    53.8 °F

  • Highest 10 December, 2025

    86 °F

Climate (2020–Present)

Gillespie Field Airport (8.1 miles)

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  • Average Low 2020–2025

    53.1 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    75.8 °F
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