Rainbow Weather Forecast

    • 59
    • 80

    Mostly Sunny

    • 63
    • 92

    Mostly Sunny

    • 62
    • 92

    Partly Sunny

    • 58
    • 86

    Partly Sunny

    • 59
    • 87

    Mostly Sunny

    • 62
    • 90

    Sunny

    • 63
    • 92

    Sunny

Today 11 Mar San Diego County Inland Valleys

Mostly sunny. Warmer. Highs 76 to 80 in the western Valleys to 79 to 84 near the Foothills. Light Winds becoming west 10 Mph this afternoon.

Tonight 11 Mar San Diego County Inland Valleys

Mostly clear. Lows 50 to 59 in wind Sheltered Areas to 54 to 64 in warmer Locations. Areas of Winds east to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rainbow Temperature Statistics

March Temperature

Fallbrook Community Airpark (6.8 miles)

  • Lowest 3 March, 2026

    48.2 °F

  • Average March

    61.1 °F

  • Highest 8 March, 2026

    86 °F

Climate (2021–Present)

Fallbrook Community Airpark (6.8 miles)

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  • Average Low 2021–2026

    53.6 °F

  • Average 2021–2026

    61.9 °F

  • Average High 2021–2026

    74.3 °F
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