St. Mary's Weather Forecast

    • 71
    • 86

    Thunderstorms

    • 69
    • 88

    Chance Thunderstorms

    • 64
    • 82

    Partly Sunny

    • 61
    • 83

    Mostly Sunny

    • 63
    • 84

    Mostly Sunny

    • 58
    • 84

    Mostly Sunny

Today 18 Aug Tippecanoe

Numerous Showers with isolated Thunderstorms. Highs in the upper 80s. Southeast Winds around 5 Mph. Chance of rain 70 percent.

Tonight 18 Aug Tippecanoe

Partly cloudy with isolated Showers and Thunderstorms through Midnight, then mostly cloudy with scattered Showers and Thunderstorms toward daybreak. Humid with Lows around 70. Southeast Winds around 5 Mph. Chance of rain 40 percent.

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St. Mary's Temperature Statistics

August Temperature

Lafayette, Purdue University Airport (3.1 miles)

  • Lowest 3 August, 2025

    53.7 °F

  • Average August

    76 °F

  • Highest 16 August, 2025

    91.9 °F

Climate (2020–Present)

Lafayette, Purdue University Airport (3.1 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    64.3 °F
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