State Line Weather Forecast

    • 43
    • 56

    Increasing Clouds

    • 36
    • 61

    Mostly Cloudy

    • 49
    • 64

    Partly Sunny

    • 32
    • 69

    Slight Chance Thunderstorms

    • 29
    • 42

    Partly Sunny

    • 34
    • 51

    Mostly Cloudy

    • 41
    • 53

    Mostly Cloudy

Today 19 Mar Eastern St. Joseph

Sunny and not as cool. Near steady temperature in the mid 50s. Southeast Winds around 5 Mph.

Tonight 19 Mar Eastern St. Joseph

Partly cloudy. Lows in the mid 40s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

State Line Temperature Statistics

March Temperature

South Bend International Airport (4.3 miles)

  • Lowest 16 March, 2026

    21 °F

  • Average March

    43.6 °F

  • Highest 6 March, 2026

    76.6 °F

Climate (2021–Present)

South Bend International Airport (4.3 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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