South Clear Lake Weather Forecast

    • 52
    • 68

    Rain Showers

    • 49
    • 65

    Chance Rain Showers

    • 49
    • 63

    Mostly Cloudy

    • 50
    • 65

    Slight Chance Rain Showers

    • 51
    • 68

    Mostly Cloudy

    • 50
    • 71

    Partly Sunny

Today 20 Sep Western St. Joseph

Showers. A chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall in the morning. Near steady temperature in the upper 60s. Northeast Winds around 5 Mph, increasing to 10 to 15 Mph with Gusts up to 25 Mph in the afternoon. Chance of rain near 100 percent.

Tonight 20 Sep Western St. Joseph

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the lower 50s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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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

    73.7 °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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