Santa Ysabel Weather Forecast

    • 68
    • 84

    Chance Thunderstorms

    • 68
    • 85

    Slight Chance Thunderstorms

    • 69
    • 83

    Slight Chance Thunderstorms

    • 68
    • 85

    Mostly Sunny

    • 68
    • 87

    Sunny

    • 69
    • 88

    Sunny

Today 26 Aug San Diego County Inland Valleys

Partly cloudy. Patchy fog in the morning. A slight chance of Showers and Thunderstorms in the afternoon. Highs 81 to 85 in the western Valleys to 86 to 91 near the Foothills. Light Winds becoming west 10 Mph in the afternoon. Chance of measurable precipitation 20 percent.

Tonight 26 Aug San Diego County Inland Valleys

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 60 to 65. Light Winds.

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Santa Ysabel Temperature Statistics

August Temperature

Campo (35.4 miles)

  • Lowest

  • Average August

  • Highest

Climate (2020–Present)

Campo (35.4 miles)

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  • Average Low 2020–2020

    54 °F
  • Average 2020–2020

    73.4 °F
  • Average High 2020–2020

    90 °F
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