Cottonwood One County Park Weather Forecast

    • 52
    • 77

    Mostly Sunny

    • 52
    • 83

    Partly Sunny

    • 50
    • 73

    Partly Sunny

    • 49
    • 72

    Mostly Sunny

    • 56
    • 81

    Sunny

    • 58
    • 89

    Mostly Sunny

Today 7 Mar San Diego County Inland Valleys

Sunny. Areas of blowing dust this afternoon. Highs around 78 in the western Valleys to 67 to 72 near the Foothills. Areas of Winds northeast 20 to 30 Mph with Gusts to 45 Mph.

Tonight 7 Mar San Diego County Inland Valleys

Clear. Lows 51 to 55. Areas of Winds northeast 10 to 20 Mph with Gusts to 35 Mph.

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Cottonwood One County Park Temperature Statistics

March Temperature

Gillespie Field Airport (6.2 miles)

  • Lowest 3 March, 2026

    48.2 °F

  • Average March

    57.6 °F

  • Highest 1 March, 2026

    87.8 °F

Climate (2021–Present)

Gillespie Field Airport (6.2 miles)

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  • Average Low 2021–2026

    53.3 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    76 °F
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