South Bend Regional Airport Weather Forecast

    • 29
    • 39

    Chance Rain

    • 17
    • 48

    Rain

    • 19
    • 25

    Mostly Cloudy

    • 23
    • 41

    Mostly Cloudy

    • 18
    • 31

    Mostly Cloudy

    • 27
    • 35

    Mostly Cloudy

Today 17 Dec Eastern St. Joseph

Partly cloudy. Near steady temperature in the mid 30s. Southwest Winds around 5 Mph.

Tonight 17 Dec Eastern St. Joseph

Partly cloudy in the Evening, then mostly cloudy with a chance of rain after midnight. Lows in the upper 20s. Temperature rising into the upper 30s after midnight. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

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South Bend Regional Airport Temperature Statistics

December Temperature

South Bend International Airport (0 miles)

  • Lowest 15 December, 2025

    1 °F

  • Average December

    22.3 °F

  • Highest 10 December, 2025

    37.9 °F

Climate (2020–Present)

South Bend International Airport (0 miles)

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  • Average Low 2020–2025

    43.3 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    61.7 °F
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