Harters Heights Weather Forecast

    • 65
    • 73

    Rain Showers

    • 52
    • 72

    Rain Showers Likely

    • 50
    • 67

    Chance Rain Showers

    • 51
    • 65

    Mostly Cloudy

    • 51
    • 66

    Slight Chance Rain Showers

    • 52
    • 69

    Mostly Cloudy

    • 51
    • 72

    Partly Sunny

Today 19 Sep Eastern St. Joseph

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Near steady temperature around 70. Southwest Winds around 5 Mph. Chance of rain 30 percent.

Tonight 19 Sep Eastern St. Joseph

A chance of Thunderstorms. Showers likely in the Evening, then Showers after midnight. Some Thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Lows in the mid 60s. Southeast Winds around 5 Mph, becoming south around 5 Mph after midnight. Chance of rain 90 percent.

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Harters Heights 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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