Plainwell Municipal Airport Weather Forecast

    • 58
    • 86

    Mostly Sunny

    • 57
    • 84

    Partly Sunny

    • 58
    • 82

    Slight Chance Thunderstorms

    • 60
    • 81

    Chance Thunderstorms

    • 58
    • 77

    Chance Rain Showers

    • 56
    • 76

    Chance Rain Showers

Today 18 Sep Allegan

Sunny. Highs in the upper 70s near lake Michigan in the mid 80s inland. Northwest Winds around 10 Mph.

Tonight 18 Sep Allegan

Mostly clear. Lows in the upper 50s. Light Winds becoming east 10 Mph after midnight.

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Plainwell Municipal Airport Temperature Statistics

September Temperature

Kalamazoo/Battle Creek International Airport (17.4 miles)

  • Lowest 8 September, 2025

    39.9 °F

  • Average September

    61.9 °F

  • Highest 14 September, 2025

    84 °F

Climate (2020–Present)

Kalamazoo/Battle Creek International Airport (17.4 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    61.4 °F
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