St Lawrence - McAllister Weather Forecast

    • 59
    • 80

    Dense Fog

    • 63
    • 80

    Chance Rain Showers

    • 58
    • 78

    Chance Rain Showers

    • 54
    • 75

    Mostly Sunny

    • 56
    • 74

    Partly Sunny

    • 61
    • 78

    Slight Chance Thunderstorms

    • 63
    • 80

    Chance Thunderstorms

Today 20 Aug Tippecanoe

Partly cloudy early this Afternoon, then clearing. Highs in the upper 70s. North Winds around 5 Mph.

Tonight 20 Aug Tippecanoe

Clear through the late Overnight, then becoming partly cloudy. Patchy dense fog through the late Overnight, then Areas of dense fog toward daybreak. Lows in the upper 50s. North Winds around 5 Mph through the late Overnight, becoming light and variable.

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St Lawrence - McAllister Temperature Statistics

August Temperature

Lafayette, Purdue University Airport (3.7 miles)

  • Lowest 18 August, 2026

    61 °F

  • Average August

    75.3 °F

  • Highest 10 August, 2026

    89.7 °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 °F

  • Average High 2021–2026

    64.2 °F
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