South Clear Lake Weather Forecast

    • 58
    • 80

    Partly Sunny

    • 68
    • 84

    Partly Sunny

    • 63
    • 83

    Mostly Cloudy

    • 53
    • 76

    Mostly Sunny

    • 58
    • 78

    Mostly Sunny

    • 62
    • 82

    Partly Sunny

Today 7 Sep Western St. Joseph

Mostly sunny. Highs around 80. East Winds around 5 Mph.

Tonight 7 Sep Western St. Joseph

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. East Winds around 5 Mph.

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South Clear Lake Temperature Statistics

September Temperature

South Bend International Airport (4.3 miles)

  • Lowest 4 September, 2026

    73.9 °F

  • Average September

    82.8 °F

  • Highest 2 September, 2026

    93.7 °F

Climate (2021–2026)

South Bend International Airport (4.3 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62 °F
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