Bonsall Preserve Weather Forecast

    • 57
    • 71

    Rain Showers Likely

    • 50
    • 65

    Rain Showers

    • 49
    • 68

    Mostly Sunny

    • 54
    • 74

    Mostly Sunny

    • 56
    • 77

    Partly Sunny

    • 57
    • 79

    Partly Sunny

    • 55
    • 78

    Partly Sunny

Today 13 Oct San Diego County Inland Valleys

Patchy fog this morning. Partly cloudy. Highs 68 to 72 in the western Valleys to 64 to 69 near the Foothills. Areas of Winds south 10 to 15 Mph with Gusts to 25 Mph.

Tonight 13 Oct San Diego County Inland Valleys

Mostly cloudy. A slight chance of Showers this Evening, then a chance of Showers overnight. Lows 49 to 56. Areas of Winds south 10 to 15 Mph. Gusts to 25 Mph this evening. Chance of measurable precipitation 50 percent.

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Bonsall Preserve Temperature Statistics

October Temperature

Fallbrook Community Airpark (4.3 miles)

  • Lowest 1 October, 2025

    55.4 °F

  • Average October

    64.6 °F

  • Highest 10 October, 2025

    84.2 °F

Climate (2020–Present)

Fallbrook Community Airpark (4.3 miles)

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  • Average Low 2020–2025

    53.4 °F

  • Average 2020–2025

    61.8 °F

  • Average High 2020–2025

    74.1 °F
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