Fire Mountain Weather Forecast

    • 70
    • 79

    Partly Sunny

    • 71
    • 78

    Increasing Clouds

    • 70
    • 79

    Mostly Cloudy

    • 71
    • 79

    Partly Sunny

    • 70
    • 79

    Partly Sunny

    • 70
    • 80

    Partly Sunny

    • 70
    • 81

    Partly Sunny

Today 20 Jul San Diego County Coastal Areas

Patchy fog this morning. Partly cloudy. Highs 74 to 79 near the coast to 81 to 86 inland. Areas of Winds west to 10 Mph.

Tonight 20 Jul San Diego County Coastal Areas

Partly cloudy. Patchy fog overnight. Lows 64 to 69. Areas of Winds west to 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fire Mountain Temperature Statistics

July Temperature

Oceanside, Oceanside Municipal Airport (1.9 miles)

  • Lowest 3 July, 2026

    56.6 °F

  • Average July

    70.1 °F

  • Highest 15 July, 2026

    81.6 °F

Climate (2021–2026)

Oceanside, Oceanside Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    62.6 °F

  • Average High 2021–2026

    72.1 °F
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