San Dieguito River Mouth Weather Forecast

    • 59
    • 72

    Mostly Cloudy

    • 58
    • 70

    Chance Rain Showers

    • 56
    • 68

    Rain Showers Likely

    • 53
    • 64

    Chance Rain Showers

    • 52
    • 64

    Mostly Sunny

    • 52
    • 66

    Partly Sunny

    • 54
    • 68

    Partly Sunny

Today 9 Apr San Diego County Coastal Areas

Mostly cloudy this morning. Becoming partly cloudy. Patchy fog this morning. Highs 70 to 75 near the coast to 76 to 79 inland. Areas of Winds south 10 Mph becoming west this afternoon.

Tonight 9 Apr San Diego County Coastal Areas

Partly cloudy this evening. Becoming mostly cloudy. Lows 55 to 59. Areas of Winds west 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Dieguito River Mouth Temperature Statistics

April Temperature

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

  • Lowest 4 April, 2026

    46.9 °F

  • Average April

    63.9 °F

  • Highest 4 April, 2026

    84.9 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    61.9 °F

  • Average High 2021–2026

    72.3 °F
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