Fallbrook Weather Forecast

    • 57
    • 81

    Increasing Clouds

    • 59
    • 81

    Partly Sunny

    • 62
    • 86

    Partly Sunny

    • 63
    • 87

    Mostly Sunny

    • 62
    • 88

    Partly Sunny

    • 60
    • 82

    Patchy Fog

Today 6 Jul San Diego County Inland Valleys

Partly cloudy this morning. Becoming mostly sunny. Highs 79 to 83 in the western Valleys to 87 to 92 near the Foothills. Light Winds becoming west 10 Mph this afternoon.

Tonight 6 Jul San Diego County Inland Valleys

Mostly clear in the evening. Becoming partly cloudy. Lows 51 to 58 in wind Sheltered Areas to 55 to 59 in warmer Locations. Areas of Winds west to 10 Mph in the evening becoming light.

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Fallbrook Temperature Statistics

July Temperature

Fallbrook Community Airpark (1.2 miles)

  • Lowest 1 July, 2025

    59 °F

  • Average July

    65.9 °F

  • Highest 4 July, 2025

    84.2 °F

Climate (2020–Present)

Fallbrook Community Airpark (1.2 miles)

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  • Average Low 2020–2025

    53.5 °F

  • Average 2020–2025

    61.9 °F

  • Average High 2020–2025

    74.3 °F
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