Spring Valley Weather Forecast

    • 56
    • 77

    Mostly Cloudy

    • 57
    • 77

    Partly Sunny

    • 54
    • 69

    Rain Showers Likely

    • 51
    • 66

    Chance Rain Showers

    • 48
    • 66

    Partly Sunny

    • 51
    • 73

    Partly Sunny

Today 9 Apr San Diego County Inland Valleys

Patchy fog in the morning. Partly cloudy. Highs 75 to 80. Areas of Winds south to 10 Mph becoming west with Gusts to 25 Mph in the afternoon.

Tonight 9 Apr San Diego County Inland Valleys

Partly cloudy. Patchy fog overnight. Lows 51 to 56. Areas of Winds west 10 to 15 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • 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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