Black Mountain Ranch Weather Forecast

    • 51
    • 77

    Mostly Sunny

    • 51
    • 79

    Increasing Clouds

    • 50
    • 78

    Partly Sunny

    • 51
    • 75

    Partly Sunny

    • 50
    • 74

    Partly Sunny

    • 50
    • 72

    Mostly Cloudy

    • 50
    • 68

    Mostly Cloudy

Today 16 Jan San Diego County Coastal Areas

Patchy fog this morning. Mostly sunny. Local visibility one quarter mile or less at Times this morning. Highs 69 to 74 near the coast to 76 to 79 inland. Light Winds becoming west 10 Mph this afternoon.

Tonight 16 Jan San Diego County Coastal Areas

Partly cloudy. Lows 48 to 53. Light Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Mountain Ranch Temperature Statistics

January Temperature

San Diego, Miramar MCAS/Mitscher Field Airport (8.7 miles)

  • Lowest 10 January, 2026

    37 °F

  • Average January

    58.2 °F

  • Highest 14 January, 2026

    78.1 °F

Climate (2021–Present)

San Diego, Miramar MCAS/Mitscher Field Airport (8.7 miles)

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

  • Average Low 2021–2026

    52.7 °F

  • Average 2021–2026

    61.7 °F

  • Average High 2021–2026

    72.1 °F
Get WillyWeather+ to remove ads