Glenn Weather Forecast

    • 60
    • 78

    Areas Smoke

    • 63
    • 79

    Areas Smoke

    • 66
    • 80

    Partly Sunny

    • 67
    • 81

    Mostly Sunny

    • 68
    • 82

    Mostly Sunny

    • 70
    • 83

    Mostly Sunny

    • 72
    • 85

    Mostly Sunny

Today 3 Aug Allegan

Sunny. Areas of smoke. Highs in the lower 80s. East Winds 5 to 10 Mph.

Tonight 3 Aug Allegan

Clear. Areas of smoke. Lows in the upper 50s. Light Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Glenn Temperature Statistics

August Temperature

South Haven, South Haven Area Regional Airport (11.2 miles)

  • Lowest 1 August, 2025

    57.2 °F

  • Average August

    66.3 °F

  • Highest 1 August, 2025

    75.2 °F

Climate (2020–Present)

South Haven, South Haven Area Regional Airport (11.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    59.2 °F
Get WillyWeather+ to remove ads