Sweetwater Reservoir Weather Forecast

    • 52
    • 67

    Partly Sunny

    • 53
    • 72

    Increasing Clouds

    • 53
    • 72

    Mostly Cloudy

    • 54
    • 69

    Mostly Cloudy

    • 56
    • 71

    Mostly Cloudy

    • 52
    • 68

    Slight Chance Rain Showers

    • 52
    • 62

    Slight Chance Rain Showers

Today 28 Apr San Diego County Coastal Areas

Partly cloudy. Highs 64 to 67. Areas of Winds west to 10 Mph.

Tonight 28 Apr San Diego County Coastal Areas

Partly cloudy. Lows 49 to 53. Areas of Winds west to 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweetwater Reservoir Temperature Statistics

April Temperature

San Diego, Brown Field Municipal Airport (8.1 miles)

  • Lowest 4 April, 2025

    46.7 °F

  • Average April

    68.2 °F

  • Highest 11 April, 2025

    100.7 °F

Climate (2020–Present)

San Diego, Brown Field Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    54.2 °F

  • Average 2020–2025

    63.4 °F

  • Average High 2020–2025

    73.9 °F
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