Fernbrook Weather Forecast

    • 48
    • 76

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

    • 55
    • 83

    Partly Sunny

    • 52
    • 78

    Mostly Cloudy

    • 50
    • 72

    Partly Sunny

Today 29 Apr San Diego County Inland Valleys

Mostly sunny. Highs 70 to 75. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 29 Apr San Diego County Inland Valleys

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 46 to 51. Areas of Winds west to 10 Mph in the evening becoming light.

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Fernbrook Temperature Statistics

April Temperature

Ramona, Ramona Airport (4.3 miles)

  • Lowest 18 April, 2026

    43 °F

  • Average April

    63 °F

  • Highest 4 April, 2026

    86 °F

Climate (2021–Present)

Ramona, Ramona Airport (4.3 miles)

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  • Average Low 2021–2026

    51.7 °F

  • Average 2021–2026

    64.6 °F

  • Average High 2021–2026

    76.9 °F
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