Machesney Park Weather Forecast

    • 61
    • 86

    Partly Sunny

    • 61
    • 84

    Chance Thunderstorms

    • 61
    • 79

    Chance Thunderstorms

    • 61
    • 77

    Rain Showers Likely

    • 59
    • 77

    Chance Rain Showers

    • 56
    • 77

    Chance Rain Showers

Today 18 Sep Winnebago

Mostly sunny through mid Morning, then becoming partly cloudy. Patchy fog through mid morning. Highs in the mid 80s. Southeast Winds around 5 Mph.

Tonight 18 Sep Winnebago

Partly cloudy. Lows around 60. East Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Machesney Park Temperature Statistics

September Temperature

Rockford, Greater Rockford Airport (10.6 miles)

  • Lowest 7 September, 2025

    39.9 °F

  • Average September

    64 °F

  • Highest 14 September, 2025

    86 °F

Climate (2020–Present)

Rockford, Greater Rockford Airport (10.6 miles)

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

  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    51.7 °F

  • Average High 2020–2025

    61.6 °F
Get WillyWeather+ to remove ads