Notre Dame Weather Forecast

    • 58
    • 75

    Rain Showers Likely

    • 62
    • 76

    Rain Showers

    • 52
    • 72

    Rain Showers Likely

    • 48
    • 66

    Chance Rain Showers

    • 50
    • 66

    Slight Chance Rain Showers

    • 50
    • 66

    Mostly Cloudy

    • 51
    • 70

    Mostly Cloudy

Today 18 Sep Eastern St. Joseph

Partly cloudy in the Morning, then becoming mostly sunny. Highs in the lower 70s.

Tonight 18 Sep Eastern St. Joseph

Partly cloudy. A chance of Showers and Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall after midnight. Lows in the upper 50s. East Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight. Chance of rain 40 percent.

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  • Temperature Real-Time

Notre Dame Temperature Statistics

September Temperature

South Bend International Airport (3.7 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 (3.7 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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