Prairie Center Weather Forecast

    • 60
    • 81

    Mostly Sunny

    • 66
    • 80

    Mostly Cloudy

    • 70
    • 87

    Partly Sunny

    • 73
    • 88

    Slight Chance Thunderstorms

    • 71
    • 90

    Chance Rain Showers

    • 71
    • 90

    Slight Chance Thunderstorms

Today 28 Aug La Salle

Mostly sunny. Patchy fog early in the morning. Highs in the lower 80s. Southwest Winds around 5 Mph.

Tonight 28 Aug La Salle

Mostly clear. Lows around 60. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prairie Center Temperature Statistics

August Temperature

Illinois Valley Regional Airport (13.7 miles)

  • Lowest 23 August, 2026

    55.4 °F

  • Average August

    73.1 °F

  • Highest 10 August, 2026

    89.6 °F

Climate (2021–2026)

Illinois Valley Regional Airport (13.7 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    62.6 °F
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