Mira Mesa Weather Forecast

    • 53
    • 77

    Decreasing Clouds

    • 52
    • 74

    Increasing Clouds

    • 52
    • 70

    Patchy Fog

    • 52
    • 72

    Mostly Cloudy

    • 52
    • 71

    Mostly Sunny

    • 55
    • 68

    Rain Showers Likely

    • 55
    • 67

    Rain Showers

Today 18 Dec San Diego County Coastal Areas

Mostly sunny. Warmer. Highs 69 to 74 near the coast to 76 to 81 inland. Areas of Winds northeast to 10 Mph becoming west 10 Mph this afternoon.

Tonight 18 Dec San Diego County Coastal Areas

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mira Mesa Temperature Statistics

December Temperature

San Diego, Miramar MCAS/Mitscher Field Airport (3.1 miles)

  • Lowest 5 December, 2025

    43 °F

  • Average December

    57.7 °F

  • Highest 10 December, 2025

    82 °F

Climate (2020–Present)

San Diego, Miramar MCAS/Mitscher Field Airport (3.1 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    61.7 °F

  • Average High 2020–2025

    72.1 °F
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