Swamp Lake Weather Forecast

    • 48
    • 84

    Mostly Sunny

    • 51
    • 86

    Mostly Cloudy

    • 48
    • 82

    Mostly Cloudy

    • 47
    • 78

    Partly Sunny

    • 46
    • 79

    Mostly Sunny

    • 49
    • 82

    Mostly Sunny

Today 17 Sep Central and Eastern Lake County

Sunny. Highs in the lower to mid 80s. Southeast Winds around 5 Mph.

Tonight 17 Sep Central and Eastern Lake County

Mostly clear. Lows in the mid 40s to lower 50s. North Winds 5 to 10 Mph shifting to the west well after midnight.

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Swamp Lake Temperature Statistics

September Temperature

Lake County Airport (38.5 miles)

  • Lowest 15 September, 2025

    37.9 °F

  • Average September

    62.6 °F

  • Highest 2 September, 2025

    91.9 °F

Climate (2020–Present)

Lake County Airport (38.5 miles)

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  • Average Low 2020–2025

    33.5 °F

  • Average 2020–2025

    48.3 °F

  • Average High 2020–2025

    61.2 °F
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