St Lawrence - McAllister Weather Forecast

    • 58
    • 82

    Rain Showers

    • 54
    • 69

    Rain Showers

    • 53
    • 67

    Mostly Cloudy

    • 52
    • 67

    Mostly Cloudy

    • 52
    • 70

    Mostly Cloudy

    • 49
    • 71

    Partly Sunny

    • 52
    • 74

    Partly Sunny

Today 20 Sep Tippecanoe

Partly cloudy. Highs in the upper 70s.

Tonight 20 Sep Tippecanoe

Scattered Thunderstorms late this afternoon. Showers. Isolated Thunderstorms. Cooler with Lows in the upper 50s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

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St Lawrence - McAllister Temperature Statistics

September Temperature

Lafayette, Purdue University Airport (3.7 miles)

  • Lowest 14 September, 2026

    53.7 °F

  • Average September

    77.1 °F

  • Highest 4 September, 2026

    96.7 °F

Climate (2021–2026)

Lafayette, Purdue University Airport (3.7 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    64.3 °F
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