Machesney Park Weather Forecast

    • 48
    • 62

    Mostly Cloudy

    • 50
    • 66

    Mostly Cloudy

    • 52
    • 73

    Slight Chance Thunderstorms

    • 53
    • 78

    Slight Chance Thunderstorms

    • 56
    • 85

    Partly Sunny

    • 59
    • 86

    Chance Rain Showers

    • 59
    • 85

    Chance Rain Showers

Today 21 May Winnebago

Mostly cloudy. Temperatures around 60. East Winds 10 to 15 Mph.

Tonight 21 May Winnebago

Mostly cloudy. Lows in the upper 40s. East Winds 10 to 15 Mph.

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  • Temperature Real-Time

Machesney Park Temperature Statistics

May Temperature

Rockford, Greater Rockford Airport (10.6 miles)

  • Lowest 2 May, 2026

    27.6 °F

  • Average May

    56.6 °F

  • Highest 16 May, 2026

    84.7 °F

Climate (2021–Present)

Rockford, Greater Rockford Airport (10.6 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    61.8 °F
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