Casa De Oro-Mount Helix Weather Forecast

    • 53
    • 66

    Rain Showers

    • 52
    • 65

    Chance Rain Showers

    • 48
    • 67

    Partly Sunny

    • 51
    • 73

    Partly Sunny

    • 53
    • 74

    Partly Sunny

    • 53
    • 72

    Partly Sunny

    • 54
    • 76

    Mostly Sunny

Today 25 Apr San Diego County Inland Valleys

Cloudy this morning. Becoming mostly cloudy. Patchy fog this morning. A slight chance of Showers. Highs 66 to 70 in the western Valleys to 61 to 66 near the Foothills. Areas of Winds west 10 to 15 Mph. Gusts to 25 Mph this afternoon. Chance of measurable precipitation 20 percent.

Tonight 25 Apr San Diego County Inland Valleys

Mostly cloudy. A chance of Showers this Evening, then Showers overnight. Lows 46 to 53. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Casa De Oro-Mount Helix Temperature Statistics

April Temperature

Gillespie Field Airport (4.3 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 (4.3 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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