Robert Allerton Park Weather Forecast

    • 43
    • 74

    Isolated Thunderstorms

    • 44
    • 68

    Mostly Sunny

    • 50
    • 77

    Sunny

    • 56
    • 80

    Partly Sunny

    • 60
    • 82

    Slight Chance Thunderstorms

    • 62
    • 78

    Chance Rain Showers

    • 65
    • 82

    Slight Chance Thunderstorms

Today 8 May Piatt

Partly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 70s. Northeast Winds 15 to 20 Mph. Chance of rain 20 percent.

Tonight 8 May Piatt

Partly cloudy this Evening, then becoming mostly clear. Lows in the lower 40s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Robert Allerton Park Temperature Statistics

May Temperature

Decatur Airport (16.2 miles)

  • Lowest 6 May, 2025

    44.1 °F

  • Average May

    58.6 °F

  • Highest 6 May, 2025

    73.9 °F

Climate (2020–Present)

Decatur Airport (16.2 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    64.8 °F
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