San Dieguito River Mouth Weather Forecast

    • 66
    • 74

    Increasing Clouds

    • 67
    • 77

    Increasing Clouds

    • 68
    • 80

    Patchy Fog

    • 68
    • 77

    Patchy Fog

    • 67
    • 75

    Patchy Fog

    • 67
    • 76

    Patchy Fog

    • 66
    • 75

    Patchy Fog

Today 5 Aug San Diego County Coastal Areas

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Hazy. Highs 72 to 77 near the coast to 79 to 84 inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 5 Aug San Diego County Coastal Areas

Mostly clear this evening. Becoming partly cloudy. Patchy fog overnight. Local visibility one quarter mile or less at Times overnight. Lows 61 to 65. Light Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

San Dieguito River Mouth Temperature Statistics

August Temperature

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

  • Lowest 2 August, 2025

    55.9 °F

  • Average August

    68.1 °F

  • Highest 2 August, 2025

    81 °F

Climate (2020–Present)

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

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    61.8 °F

  • Average High 2020–2025

    72.4 °F
Get WillyWeather+ to remove ads