Fire Mountain Weather Forecast

    • 57
    • 73

    Mostly Sunny

    • 58
    • 76

    Mostly Sunny

    • 58
    • 74

    Mostly Sunny

    • 58
    • 75

    Patchy Fog

    • 57
    • 70

    Patchy Fog

    • 56
    • 68

    Patchy Fog

    • 58
    • 70

    Mostly Sunny

Today 17 Oct San Diego County Coastal Areas

Mostly sunny. Highs 70 to 75 near the coast to 75 to 79 inland. Light Winds becoming west 10 Mph with Gusts to 25 Mph this afternoon.

Tonight 17 Oct San Diego County Coastal Areas

Mostly clear. Lows 54 to 58. Light Winds.

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  • Temperature Real-Time

Fire Mountain Temperature Statistics

October Temperature

Oceanside, Oceanside Municipal Airport (1.9 miles)

  • Lowest 15 October, 2025

    51.1 °F

  • Average October

    64.1 °F

  • Highest 2 October, 2025

    75.9 °F

Climate (2020–Present)

Oceanside, Oceanside Municipal Airport (1.9 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    62.3 °F

  • Average High 2020–2025

    71.7 °F
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