Machesney Park Weather Forecast

    • 34
    • 39

    Slight Chance Rain

    • 26
    • 44

    Mostly Cloudy

    • 38
    • 40

    Rain Likely

    • 44
    • 44

    Chance Rain Showers

    • 32
    • 50

    Mostly Cloudy

    • 23
    • 47

    Mostly Cloudy

Today 22 Dec Winnebago

Mostly cloudy. A slight chance of Sprinkles late. Highs in the upper 30s. South Winds 10 to 15 Mph. Gusts up to 25 Mph in the morning.

Tonight 22 Dec Winnebago

Mostly cloudy. Near steady temperature in the mid 30s. Southwest Winds 5 to 10 Mph.

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Machesney Park Temperature Statistics

December Temperature

Rockford, Greater Rockford Airport (10.6 miles)

  • Lowest 14 December, 2025

    -6 °F

  • Average December

    20.5 °F

  • Highest 18 December, 2025

    45 °F

Climate (2020–Present)

Rockford, Greater Rockford Airport (10.6 miles)

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  • Average Low 2020–2025

    41.6 °F

  • Average 2020–2025

    51.7 °F

  • Average High 2020–2025

    61.5 °F
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