Spring Valley Weather Forecast

    • 50
    • 66

    Slight Chance Rain Showers

    • 51
    • 72

    Mostly Sunny

    • 54
    • 72

    Mostly Cloudy

    • 54
    • 71

    Partly Sunny

    • 55
    • 76

    Mostly Sunny

    • 56
    • 78

    Partly Sunny

Today 27 Apr San Diego County Inland Valleys

Partly cloudy. A slight chance of Showers this morning. Highs 65 to 68 in the western Valleys to 58 to 63 near the Foothills. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon. Chance of measurable precipitation 20 percent.

Tonight 27 Apr San Diego County Inland Valleys

Partly cloudy in the evening. Becoming mostly clear. Lows 41 to 48. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.

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Spring Valley Temperature Statistics

April Temperature

Gillespie Field Airport (5.6 miles)

  • Lowest 4 April, 2026

    46.4 °F

  • Average April

    61.3 °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

    76.3 °F
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