Green Bay Weather Forecast

    • 63
    • 84

    Slight Chance Rain Showers

    • 60
    • 91

    Chance Thunderstorms

    • 54
    • 79

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

    • 55
    • 79

    Partly Sunny

    • 53
    • 76

    Partly Sunny

Today 25 May Brown

Partly cloudy. Highs in the lower 80s. Southwest wind 10 to 15 Mph.

Tonight 25 May Brown

Mostly clear. Nearly steady temperature in the mid 50s. South wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Bay Temperature Statistics

May Temperature

Green Bay, Austin Straubel International Airport (6.2 miles)

  • Lowest 11 May, 2026

    28.7 °F

  • Average May

    52.2 °F

  • Highest 16 May, 2026

    87.7 °F

Climate (2021–Present)

Green Bay, Austin Straubel International Airport (6.2 miles)

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  • Average Low 2021–2026

    38.9 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.5 °F
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