New Carlisle Weather Forecast

    • 68
    • 85

    Chance Thunderstorms

    • 67
    • 84

    Chance Thunderstorms

    • 59
    • 80

    Partly Sunny

    • 59
    • 81

    Mostly Sunny

    • 62
    • 83

    Mostly Sunny

    • 59
    • 81

    Mostly Sunny

Today 18 Aug Western St. Joseph

Partly cloudy with a slight chance of Showers and Thunderstorms. Highs in the mid 80s. Southeast Winds around 10 Mph. Chance of rain 20 percent.

Tonight 18 Aug Western St. Joseph

Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Showers and Thunderstorms. Lows in the upper 60s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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New Carlisle Temperature Statistics

August Temperature

South Bend International Airport (9.3 miles)

  • Lowest 2 August, 2025

    53.7 °F

  • Average August

    75.6 °F

  • Highest 16 August, 2025

    93 °F

Climate (2020–Present)

South Bend International Airport (9.3 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    61.8 °F
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