South Clear Lake Weather Forecast

    • 49
    • 64

    Mostly Cloudy

    • 50
    • 65

    Mostly Cloudy

    • 49
    • 66

    Mostly Cloudy

    • 48
    • 68

    Mostly Cloudy

    • 47
    • 69

    Partly Sunny

    • 49
    • 72

    Partly Sunny

Today 21 Sep Western St. Joseph

Cloudy with a 20 percent chance of Showers. Highs in the mid 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 21 Sep Western St. Joseph

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 40s. Northeast Winds around 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Clear Lake Temperature Statistics

September Temperature

South Bend International Airport (4.3 miles)

  • Lowest 14 September, 2026

    46.7 °F

  • Average September

    73.6 °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

    61.9 °F
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