Harters Heights Weather Forecast

    • 64
    • 86

    Partly Sunny

    • 50
    • 79

    Partly Sunny

    • 60
    • 76

    Partly Sunny

    • 66
    • 88

    Rain Showers

    • 67
    • 82

    Rain Showers Likely

    • 61
    • 82

    Chance Rain Showers

    • 58
    • 77

    Chance Rain Showers

Today 12 Sep Eastern St. Joseph

Mostly sunny. Near steady temperature in the mid 80s. Southwest Winds around 5 Mph.

Tonight 12 Sep Eastern St. Joseph

Partly cloudy in the Evening, then becoming mostly clear. Lows in the mid 60s. West Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Harters Heights Temperature Statistics

September Temperature

South Bend International Airport (3.7 miles)

  • Lowest 7 September, 2026

    55.7 °F

  • Average September

    76.5 °F

  • Highest 2 September, 2026

    93.7 °F

Climate (2021–2026)

South Bend International Airport (3.7 miles)

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

  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    61.9 °F
Get WillyWeather+ to remove ads