Granite Hills Weather Forecast

    • 46
    • 75

    Sunny

    • 50
    • 75

    Blowing Dust

    • 51
    • 83

    Mostly Sunny

    • 48
    • 77

    Partly Sunny

    • 49
    • 73

    Mostly Sunny

    • 54
    • 80

    Sunny

    • 56
    • 88

    Sunny

Today 6 Mar San Diego County Inland Valleys

Sunny. Highs 74 to 77 in the western Valleys to 66 to 71 near the Foothills. Areas of Winds east 10 to 20 Mph with Gusts to 35 Mph becoming west 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 6 Mar San Diego County Inland Valleys

Clear. Lows 41 to 49 in wind Sheltered Areas to 46 to 51 in warmer Locations. Areas of Winds east 10 to 15 Mph with Gusts to 25 Mph becoming northeast 15 to 25 Mph with Gusts to 35 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Hills Temperature Statistics

March Temperature

Gillespie Field Airport (4.3 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 (4.3 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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