Spring Valley Weather Forecast

    • 50
    • 65

    Slight Chance Rain Showers

    • 49
    • 68

    Mostly Sunny

    • 48
    • 68

    Mostly Sunny

    • 49
    • 73

    Mostly Sunny

    • 52
    • 76

    Mostly Sunny

    • 52
    • 75

    Mostly Sunny

Today 22 Nov San Diego County Inland Valleys

Cloudy with a chance of Showers this Morning, then partly cloudy with a slight chance of Showers this afternoon. Highs 66 to 70 in the western Valleys to 58 to 63 near the Foothills. Areas of Winds east 15 to 25 Mph with Gusts to 35 Mph. Chance of measurable precipitation 50 percent.

Tonight 22 Nov San Diego County Inland Valleys

Mostly clear. Lows 44 to 49. Light Winds becoming east 10 Mph overnight.

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Spring Valley Temperature Statistics

November Temperature

Gillespie Field Airport (5.6 miles)

  • Lowest 19 November, 2025

    42.8 °F

  • Average November

    58.8 °F

  • Highest 10 November, 2025

    93.2 °F

Climate (2020–Present)

Gillespie Field Airport (5.6 miles)

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  • Average Low 2020–2025

    53 °F

  • Average 2020–2025

    60.1 °F

  • Average High 2020–2025

    75.8 °F
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