Spring Valley Weather Forecast

    • 51
    • 74

    Increasing Clouds

    • 50
    • 73

    Decreasing Clouds

    • 55
    • 73

    Mostly Cloudy

    • 50
    • 70

    Partly Sunny

    • 53
    • 73

    Partly Sunny

    • 54
    • 72

    Mostly Cloudy

    • 54
    • 71

    Mostly Cloudy

Today 19 Apr San Diego County Inland Valleys

Partly cloudy this morning. Becoming mostly sunny. Highs 75 to 80. Areas of Winds west to 10 Mph.

Tonight 19 Apr San Diego County Inland Valleys

Mostly clear this evening. Becoming partly cloudy. Patchy fog overnight. Lows 42 to 50 in wind Sheltered Areas to 47 to 51 in warmer Locations. Areas of Winds west to 10 Mph this evening becoming light.

Graph Plots Open in Graphs

  • 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

    61.3 °F

  • Highest 4 April, 2026

    87.8 °F

Climate (2021–Present)

Gillespie Field Airport (5.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    53.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    76.2 °F
Get WillyWeather+ to remove ads