Ritchie Weather Forecast

    • 57
    • 87

    Mostly Sunny

    • 61
    • 89

    Mostly Sunny

    • 62
    • 88

    Slight Chance Thunderstorms

    • 63
    • 83

    Slight Chance Thunderstorms

    • 64
    • 82

    Chance Rain Showers

    • 61
    • 81

    Chance Rain Showers

Today 17 Sep Southern Will

Mostly sunny. Highs in the upper 80s. Northeast Winds around 5 Mph.

Tonight 17 Sep Southern Will

Mostly clear. Lows in the upper 50s. East Winds around 5 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Ritchie Temperature Statistics

September Temperature

Greater Kankakee Airport (18 miles)

  • Lowest 8 September, 2025

    41 °F

  • Average September

    63 °F

  • Highest 14 September, 2025

    86 °F

Climate (2020–Present)

Greater Kankakee Airport (18 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    61.7 °F
Get WillyWeather+ to remove ads