Fallbrook Weather Forecast

    • 61
    • 80

    Partly Sunny

    • 59
    • 81

    Patchy Fog

    • 56
    • 79

    Partly Sunny

    • 59
    • 77

    Partly Sunny

    • 59
    • 77

    Partly Sunny

    • 55
    • 73

    Mostly Sunny

Today 23 Jun San Diego County Inland Valleys

Patchy fog this morning. Partly cloudy. Highs 77 to 82 in the western Valleys to 86 to 91 near the Foothills. Areas of Winds west to 10 Mph.

Tonight 23 Jun San Diego County Inland Valleys

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 60 to 65. Areas of Winds west to 10 Mph in the evening becoming light.

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Fallbrook Temperature Statistics

June Temperature

Fallbrook Community Airpark (1.2 miles)

  • Lowest 9 June, 2026

    55.4 °F

  • Average June

    66 °F

  • Highest 12 June, 2026

    91.4 °F

Climate (2021–2026)

Fallbrook Community Airpark (1.2 miles)

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  • Average Low 2021–2026

    53.8 °F

  • Average 2021–2026

    62.1 °F

  • Average High 2021–2026

    74.5 °F
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