Green Bay Weather Forecast

    • 39
    • 67

    Mostly Sunny

    • 47
    • 66

    Mostly Sunny

    • 56
    • 74

    Rain Showers Likely

    • 43
    • 65

    Rain Showers Likely

    • 41
    • 59

    Partly Sunny

    • 44
    • 60

    Chance Rain Showers

Today 21 Apr Brown

Warmer. Sunny. Highs in the upper 60s. Light and variable wind becoming north around 5 Mph in the afternoon.

Tonight 21 Apr Brown

Clear. Lows in the upper 30s. Northeast wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Bay Temperature Statistics

April Temperature

Green Bay, Austin Straubel International Airport (6.2 miles)

  • Lowest 7 April, 2026

    20.6 °F

  • Average April

    44.5 °F

  • Highest 13 April, 2026

    73.7 °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

    57.4 °F
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