San Dieguito River Mouth Weather Forecast

    • 69
    • 84

    Mostly Sunny

    • 66
    • 79

    Partly Sunny

    • 62
    • 72

    Patchy Fog

    • 62
    • 72

    Patchy Fog

    • 61
    • 71

    Patchy Fog

    • 62
    • 71

    Patchy Fog

Today 9 Sep San Diego County Coastal Areas

Mostly sunny. Hazy this afternoon. Highs 84 to 89 near the coast to 95 to 99 inland. Areas of Winds west to 10 Mph becoming 10 to 15 Mph with Gusts to 30 Mph this afternoon.

Tonight 9 Sep San Diego County Coastal Areas

Mostly clear. Lows 66 to 70. Areas of Winds northwest 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Dieguito River Mouth Temperature Statistics

September Temperature

San Diego, Miramar MCAS/Mitscher Field Airport (9.9 miles)

  • Lowest 2 September, 2024

    59 °F

  • Average September

    75.1 °F

  • Highest 6 September, 2024

    98.1 °F

Climate (2019–Present)

San Diego, Miramar MCAS/Mitscher Field Airport (9.9 miles)

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  • Average Low 2019–2024

    53.1 °F

  • Average 2019–2024

    62.3 °F

  • Average High 2019–2024

    73 °F
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