State Line Weather Forecast

    • 75
    • 92

    Partly Sunny

    • 76
    • 94

    Mostly Sunny

    • 76
    • 95

    Sunny

    • 74
    • 94

    Chance Thunderstorms

    • 71
    • 89

    Rain Showers Likely

    • 69
    • 87

    Chance Thunderstorms

    • 67
    • 87

    Chance Thunderstorms

Today 29 Jun Eastern St. Joseph

Partly cloudy. Hot. Near steady temperature around 90. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 101.

Tonight 29 Jun Eastern St. Joseph

Partly cloudy this Evening, then becoming mostly clear. Lows in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

State Line Temperature Statistics

June Temperature

South Bend International Airport (4.3 miles)

  • Lowest 3 June, 2026

    48.7 °F

  • Average June

    68.5 °F

  • Highest 10 June, 2026

    90.6 °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

    52.5 °F

  • Average High 2021–2026

    61.9 °F
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