San Carlos Weather Forecast

    • 55
    • 79

    Mostly Sunny

    • 59
    • 83

    Mostly Sunny

    • 60
    • 87

    Partly Sunny

    • 56
    • 81

    Partly Sunny

    • 54
    • 76

    Patchy Fog

    • 53
    • 71

    Patchy Fog

Today 25 Feb San Diego County Inland Valleys

Partly cloudy this morning. Becoming mostly sunny. Highs 77 to 82. Areas of Winds west to 10 Mph.

Tonight 25 Feb San Diego County Inland Valleys

Mostly clear. Lows 49 to 57 in wind Sheltered Areas to 54 to 60 in warmer Locations. Light Winds.

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San Carlos Temperature Statistics

February Temperature

Gillespie Field Airport (4.3 miles)

  • Lowest 21 February, 2026

    37.4 °F

  • Average February

    54.6 °F

  • Highest 4 February, 2026

    87.8 °F

Climate (2021–Present)

Gillespie Field Airport (4.3 miles)

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  • Average Low 2021–2026

    53.2 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    75.9 °F
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