San Carlos Weather Forecast

    • 55
    • 69

    Chance Rain Showers

    • 53
    • 67

    Chance Rain Showers

    • 50
    • 66

    Slight Chance Rain Showers

    • 50
    • 71

    Mostly Sunny

    • 53
    • 73

    Partly Sunny

    • 52
    • 73

    Partly Sunny

Today 11 Apr San Diego County Inland Valleys

Partly cloudy. A slight chance of Showers this morning. Highs around 70 in the western Valleys to 62 to 67 near the Foothills. Areas of Winds southwest to 10 Mph becoming west with Gusts to 25 Mph this afternoon. Chance of measurable precipitation 20 percent.

Tonight 11 Apr San Diego County Inland Valleys

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers overnight. Lows 44 to 52 in wind Sheltered Areas to 48 to 53 in warmer Locations. Areas of Winds west 10 to 15 Mph in the evening becoming light. Chance of measurable precipitation 20 percent.

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San Carlos Temperature Statistics

April Temperature

Gillespie Field Airport (4.3 miles)

  • Lowest 4 April, 2026

    46.4 °F

  • Average April

    61.7 °F

  • Highest 4 April, 2026

    87.8 °F

Climate (2021–Present)

Gillespie Field Airport (4.3 miles)

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  • Average Low 2021–2026

    53.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    76.2 °F
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