Spring Valley Weather Forecast

    • 55
    • 79

    Increasing Clouds

    • 56
    • 77

    Mostly Cloudy

    • 56
    • 77

    Rain Showers

    • 54
    • 68

    Chance Rain Showers

    • 51
    • 66

    Slight Chance Rain Showers

    • 48
    • 66

    Partly Sunny

    • 51
    • 73

    Partly Sunny

Today 8 Apr San Diego County Inland Valleys

Mostly sunny. Highs 78 to 83. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph this afternoon.

Tonight 8 Apr San Diego County Inland Valleys

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 45 to 54 in wind Sheltered Areas to 51 to 56 in warmer Locations. Areas of Winds west to 10 Mph becoming southeast 10 Mph overnight.

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  • Temperature Real-Time

Spring Valley Temperature Statistics

April Temperature

Gillespie Field Airport (5.6 miles)

  • Lowest 4 April, 2026

    46.4 °F

  • Average April

    61.5 °F

  • Highest 4 April, 2026

    87.8 °F

Climate (2021–Present)

Gillespie Field Airport (5.6 miles)

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  • Average Low 2021–2026

    53.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    76.2 °F
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