South Bend Regional Airport Weather Forecast

    • 57
    • 79

    Mostly Sunny

    • 60
    • 80

    Mostly Sunny

    • 70
    • 84

    Partly Sunny

    • 65
    • 86

    Slight Chance Rain Showers

    • 56
    • 77

    Partly Sunny

    • 58
    • 78

    Partly Sunny

Today 6 Sep Eastern St. Joseph

Mostly sunny. Highs in the upper 70s. Northeast Winds 5 to 10 Mph.

Tonight 6 Sep Eastern St. Joseph

Mostly clear. Lows in the upper 50s. East Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

South Bend Regional Airport Temperature Statistics

September Temperature

South Bend International Airport (0 miles)

  • Lowest 1 September, 2026

    74.6 °F

  • Average September

    82.8 °F

  • Highest 2 September, 2026

    93.7 °F

Climate (2021–2026)

South Bend International Airport (0 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    61.9 °F
Get WillyWeather+ to remove ads