Sunnyside Weather Forecast

    • 62
    • 85

    Slight Chance Thunderstorms

    • 63
    • 81

    Chance Rain Showers

    • 66
    • 83

    Rain Showers

    • 68
    • 85

    Chance Thunderstorms

    • 71
    • 93

    Partly Sunny

    • 67
    • 92

    Chance Thunderstorms

    • 64
    • 90

    Chance Rain Showers

Today 6 Jun McHenry

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the mid 80s. Northwest Winds around 5 Mph. Chance of precipitation 20 percent.

Tonight 6 Jun McHenry

Partly cloudy early in the Evening, then becoming mostly cloudy. Lows in the mid 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunnyside Temperature Statistics

June Temperature

Chicago/Waukegan Regional Airport (18.6 miles)

  • Lowest 3 June, 2026

    44.7 °F

  • Average June

    63.3 °F

  • Highest 4 June, 2026

    84.9 °F

Climate (2021–Present)

Chicago/Waukegan Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    59.8 °F
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