Spring Valley Weather Forecast

    • 53
    • 77

    Increasing Clouds

    • 52
    • 68

    Decreasing Clouds

    • 52
    • 69

    Mostly Cloudy

    • 50
    • 65

    Mostly Cloudy

    • 49
    • 66

    Mostly Cloudy

    • 51
    • 67

    Mostly Cloudy

    • 51
    • 70

    Mostly Cloudy

Today 25 Mar San Diego County Inland Valleys

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Local visibility one quarter mile or less at Times this morning. Highs 76 to 80 in the western Valleys to 82 to 87 near the Foothills. Areas of Winds west to 10 Mph.

Tonight 25 Mar San Diego County Inland Valleys

Partly cloudy. Cooler. Lows 47 to 53. Light Winds.

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Spring Valley Temperature Statistics

March Temperature

Gillespie Field Airport (5.6 miles)

  • Lowest 8 March, 2025

    37.4 °F

  • Average March

    52.8 °F

  • Highest 19 March, 2025

    77 °F

Climate (2020–Present)

Gillespie Field Airport (5.6 miles)

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  • Average Low 2020–2025

    53 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    76.1 °F
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