Palomar Mountain State Park Weather Forecast

    • 59
    • 74

    Sunny

    • 50
    • 74

    Increasing Clouds

    • 44
    • 62

    Patchy Fog

    • 43
    • 58

    Patchy Fog

    • 39
    • 52

    Mostly Cloudy

    • 41
    • 55

    Partly Sunny

    • 44
    • 56

    Mostly Cloudy

Today 24 Mar San Diego County Mountains

Sunny, warmer. Highs 76 to 82. Areas of Winds east 10 to 15 Mph with Gusts to 25 Mph.

Tonight 24 Mar San Diego County Mountains

Clear. Lows 49 to 59. Areas of Winds east 10 Mph.

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Palomar Mountain State Park Temperature Statistics

March Temperature

Fallbrook Community Airpark (19.9 miles)

  • Lowest 7 March, 2025

    39.2 °F

  • Average March

    53.4 °F

  • Highest 19 March, 2025

    77 °F

Climate (2020–Present)

Fallbrook Community Airpark (19.9 miles)

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  • Average Low 2020–2025

    53.6 °F

  • Average 2020–2025

    62 °F

  • Average High 2020–2025

    74.3 °F
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