Santa Ysabel Weather Forecast

    • 67
    • 90

    Sunny

    • 64
    • 86

    Sunny

    • 60
    • 85

    Sunny

    • 59
    • 83

    Sunny

    • 62
    • 84

    Sunny

    • 67
    • 88

    Sunny

Today 12 Sep San Diego County Inland Valleys

Patchy fog this morning. Mostly sunny. Highs 86 to 90 in the western Valleys to 89 to 94 near the Foothills. Areas of Winds west to 10 Mph.

Tonight 12 Sep San Diego County Inland Valleys

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 62 to 67. Areas of Winds southwest to 10 Mph in the evening becoming light.

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Santa Ysabel Temperature Statistics

September Temperature

Campo (35.4 miles)

  • Lowest

  • Average September

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Climate (–)

Campo (35.4 miles)

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  • Average Low

    42.1 °F
  • Average

    45.3 °F
  • Average High

    51.1 °F
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